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PT101.S2.Q17
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Friday, Dec 31 2021

I have a little disagreement with JY’s explanation here. This is a phenomenon-explanation pattern question. The conclusion should be the reasoning instead of the phenomenon. Note that the stimulus “mentioning the reasoning assumes that…”.

I agree that this argument assumes that the world’s major powers at the second world war were permanent major powers. That some nations that were not among the major powers at the end of the Second World War would become major powers cannot prove that past major powers are not major powers anymore. The negation just means that there are more major powers.

The core in the argument is that the former major powers have SOLE authority to cast vetoes. Why? Because if they find enforcing some decisions repugnant, they do not need to assume the burden BY CASTING VETOES.

If there are more major powers, UN will deny its veto powers (because only those 5 nations have sole authority). This is against the charter’s principle. These major powers have to assume the burden of maintaining world peace, but cannot case vetoes.

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PT128.S1.P2.Q13
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Saturday, May 27 2023

For Q13, the reason why answer choice D is wrong, in my opinion, is that the court-ordered liquidation is not a harsh punishment at all. The harsh punishment is imprisoning the debtors. If you look "liquidation" in wikipedia, it will tell you that "liquidation" is a modern bankruptcy law term. That is why I quickly eliminated D.

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PT140.S2.Q26
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Tuesday, Jan 25 2022

During BR, I think about the propriety of the wording "historical fact" deeply in order to get crystal clarity about this question. After thorough consideration, I believe this phrase is a very good paraphrase of the sentence that otherwise photography would have entirely displaced art as an art form. This sentence is subjunctive and "would have done sth" is a hypothetical case of the past (historical is related to sth happening in the past). This sentence suggests that photography actually did not displace painting as an art form. (this is the fact).

Hope this can help some guys who split hairs about the words and phrases like me.

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PT120.S3.Q24
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Wednesday, May 24 2023

Another reason why I think B is wrong is that the harsh penalties for some crimes already existed in the beginning of last year. ( this is indicated by the sentence that prior to the enactment of mandatory sentencing law, judges had for many years already imposed...). If at the beginning of a year, the harsh penalties already existed, and it also existed existed in the end of last year, this is unlikely to directly weaken the argument without other supplemented information.

For simplicity, I want to generalize an abstract pattern: A happens while B; A still happens while B.. A is unlikely to be a cause of B, if no other information about A is supplemented.

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PT103.S1.Q21
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Wednesday, Dec 22 2021

#help I have a disagreement with the explanation about AC D, although the outcome is the same. I think "not well designed " does not equate with "poorly designed", and this is a invalid binary cut. There are some bridges that are normally designed ( not good and not poor). The scope of not well designed bridges are bigger than the poorly designed bridges. Therefore, the diagram should be like this:

1. PB←s→ not WD

2. PD←s→OD

3. PD→not WD

From 2 and 3, we can get. OD←s→not WD.

-----

OD←s→not WD ←s→PB

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PT106.S3.Q21
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Wednesday, Dec 22 2021

I wanna mention 2 fine prints in answer choice B. The first sentence can be translated into: Jenny's birthday party --> have lots of balloons. But that there are no balloons around yet does not negate the necessary condition. We cannot make sure there are no balloons in the rest of the day. The other one is that today is not her birthday (not her birthday party). Even if there was no difference in the first half of the sentence, we cannot equate no birthday party with birthday. Otherwise, we would have to make an assumption that in every Jenny's birthday, there is a birthday party.

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PT119.S2.Q21
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Monday, May 22 2023

I think D is wrong because the last half sentence. "the psychiatrist also has a duty of condifentiality to her patients."

The psychiatrist reports to the police about the dream, which means he does not fulfill his duty of confidentiality, which requires him to have overwheming confidence that fulfilling such a duty will have disatrous consequences. Overwhelming means very great or very strong. Notice that the patient may have broken the law. It cannot reach the bar for overwhelming confidence. (this is very similar to the "beyond resonable rule" in criminal cases)

The aforementioned reasoning is also suitable for AC A. Notice that the lower grade might harm the student's chance of obtaining an internship. Even if you regard harm to the chance of obtaining an internship is a disastrous consequence, might cannot reach the threshold for "overwhelming"

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PT112.S4.Q22
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Saturday, May 20 2023

there is a big assumption here missing: these two groups consumed the same calories before the study.

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PT105.S2.Q6
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Saturday, May 20 2023

I chose C at first, but then I realized there is a subtle change in the answer choice C. My support for AC C is the last sentence: these nesting boxes so crowded with extra eggs. Being crowded means that there is Little Space Per Egg. we cannot infer the total space of nesting boxes from that each one has.

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PT102.S3.Q23
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Sunday, Dec 19 2021

In this sentence that "these prices settle the issue", the issue is whether these paintings are inferior (director's view) and first-rate (critic's view). The assumption here is that price is the only determining factor of art's quality.

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PT149.S4.Q7
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Saturday, Jun 17 2023

My intuition initially tells me to choose A, but during BR, I have changed to D. After reading the stimulus several times one day and a ton of times another day, I finally find a way to rule out D, (if you want to know how to rule out D, jump to the second part) and find there are some other flaws in the argument.

Here is full analysis:

hospital patients' immune system grew stronger when the patients viewed comic videos

intermediate conclusion (this indicates): laughter can aid recovery from illness.

here are two concept shifts: view comic videos---shift to----laughter ; stronger immune systems ---shift to---better recovery from illness;

one common flaw: a correlation --shift to---causation (these are all areas which test writers can choose to test but they do not at this time)

second part:

much greater gains in immune system strength occurred in the patients whose tendency to laugh was greater to begin with. (greater gains in immune system--correlated with-greater tendency to laugh)

conclusion: my own understanding

tendency to laugh is more strongly correlated with more recovery from illness than the frequency of laughter

Actually, the premise just focuses on correlation, so does the conclusion. There is no causation involved, so AC D is ruled out.

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PT120.S4.Q26
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Friday, Jan 14 2022

Actually answer choice B and E are not perfect answers. As JY has said, the number of applications could decrease substantially (AC B), and the decrease of percentage does not necessarily mean the decrease of number (AC E). These questions have perplexed me when I do blind review. ( I have to admit that I sometimes split hairs, and I just want every question to be crystally clear.) Just when I listen to music and wander in my room, an insight comes into mind. For weakening questions, the probative weight needn't be too strong! We only need those answer choices that raise a sniff of reasonable doubt about the argument. This strategy can be used in criminal cases, where evidence should be proven beyond a reasonable doubt and a slight trace of doubt may rule out the evidence. For answer choice B and E, although not perfect, they include the circumstances under which we have more, even slight, doubt about the argument (although the argument is crap). The underlying principle applies to strengthen questions.

Hope this can help!

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PT120.S4.Q23
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Friday, Jan 14 2022

I get this question right by thinking about a real-life situation. In my primary school and secondary school, there were students absent from school every day, but those absentees were not always the same students (this is what this argument takes for granted). Several students asked for a leave because of ailments on one day, few students went to attend their siblings' wedding ceremonies on another day, and some students just overslept. Let's suppose those students who had a history of being absent, even once, had been expelled from school. Would there be no students absent from school? Of course not, there would be other students who were absent for various reasons. I hope this analogy helps.

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PT106.S1.Q22
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Friday, Aug 13 2021

the resulting lack of substance leads to (books that are short-lived items) covering mainly trendy subjects. My understanding of this sentence is that lack of substance causes short-lived books to cover mainly trendy subjects. It does not mean that lack of substance causes books to be short-lived. I don't know how to push out the right choice.

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PT120.S4.Q22
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Thursday, Jan 13 2022

#help. I have slight doubt about the right answer choice A, and maybe I just split hairs. Negating answer choice A means that encountering an emotion-provoking situation is sufficient to cause non-repressors' heart rates to rise sharply. If both of emotion-provoking situation and inhibiting displays of emotions should play a role in the rising heart rates, does the conclusion fall apart?

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PT111.S4.Q1
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Thursday, Aug 12 2021

"people who are very good at manipulating symbols" is totally absent in the stimulus. There is no shred of evidence that mentions such people. That is why I think it is the least supported answer choice.

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PT111.S3.Q23
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Thursday, Aug 12 2021

I think referential phrase " the more durable ones" throw me off. the anwer would be much obvious if "the more durable ones" is replaced with the more expensive ones/ older ones. For me, the more durable ones means that the authors try to mention the quality of videocassettes

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PT105.S2.Q8
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Saturday, Dec 11 2021

I wanna write something different about answer choice C. I narrow down to B and C. The plural form of explanation puzzles me, which has been explained very well and in detail by JY. I can see how perfect this answer choice is! After listening to JY’s explanation, I have not fully understood JY’s reasoning of answer choice C. I read all of the comments below about answer choice C, and an insight which has convinced me has come into mind. Here are my reasons:

The stimulus is very typical of “phenomenon—hypothesis” pattern. At my first glance, phenomenon is that mother bats can find their pups at night. Hypothesis is that each mother bat can find their pups through call. However, the language answer in answer choice is so abstract, so there are two possibilities to dissect it.

First, a certain phenomenon in answer choice C denotes that mother bats can find their pups. Obviously, this is not the hypothesis in this stimulus.

Second, the hypothesis of a certain phenomenon denotes that each mother can recognize her pup through call. If it describes the mechanism of this phenomenon, it should describes how ultrasonic and echo operates in bats’ call. Even though mechanism encompasses a lot of meanings and we regard the sentences between “since….., it is clear” as a mechanism, it becomes redundant that “although the mothers all leave the cave nightly, on their return each mother is almost always swiftly reunited with her own pup”.

Both of these two possibilities are unreasonable and inappropriate, so I believe answer choice C is not a dreadfully awful answer choice.

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PT111.S1.Q19
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Tuesday, Aug 10 2021

I have an interesting question about domestic animals. JY says that coyotes and mooses are domestic animals, but I think doemstic animals are chicks ,ducks, pigs and so on. Do you Amercan guys domesticate coyotes and mooses? LOL

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Sunday, Jan 09 2022

@ said:

We're allowed to use 5 sheets of scratch paper. It can be used on any section you want.

Thanks a looooooot!

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Saturday, Jan 08 2022

@ said:

u get 5 sheets of paper

Am I allowed to use scratch paper to diagram in the LR. Some people have said that scratch paper can be only used during LG sections.

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Saturday, Jan 08 2022

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Scratch paper

Hey, guys!

I have not taken the Lsat yet. I am wondering whether I can use the scratch paper to diagram in the LR section. I have heard from somewhere that some test-takers are not allowed by proctors to use it during the LR section.

Thanks in advance!!!

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PT101.S2.Q12
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Saturday, Aug 07 2021

I struggled between A and C, but finally chose C because it is a verbatim paraphrase for the conclusion. After thorough consideration, I think there is a huge difference between A and C. The stimulus just says that scientists has not and will not find evidence for ET, so finding it is impossible. But does it mean that there is no reason to believe that life exists on other planets ? No. It is true that scientists cannot find evidence. Astronauts and Mar probes can find evidence. Some people have seen UFOs which move in ways that are not accessible to the current technology. They still have reason to believe that ET exists, because they have seen UFOs.

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PT106.S2.Q6
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Sunday, Dec 05 2021

#help I am really confused. I think answer choice C has a flaw or an underlying assumption: there are only two reasons for full flooding. Otherwise, if this holed ship is not sabotage, how do we know the full flooding is caused by fast water flood. Maybe there are reasons for it.

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