I also feel catching a cold and a headache now (taking the Oct.3 test)...Try boil a ginger soup, it may help your body get warm and let the cold going away sooner. Hope it helps ;D
As a non-native speaker, I am also strugglig with timing. Still, speed can be increased as you drill your technique.
Don't self-suggest that we are non-natives, which would lead to more panic during the test; just practice and BR, which is the same …