You ..... all night. You must be exhausted! A)have studied B)are studying c) Have been studying I love .... to loud music.

В первом предложении нужно вставить вариант ответа c) have been studying. Все предложение будет таким:

You have been studying all night. You must be exhausted!

Во втором предложении правильный ответ a) listening:

I love listening to loud music. What about you?