What’s wrong with you, Tom You look tired.–I to study for the final exam last night.

I want to go the party, but __________ I ought to staystudying.

下列词语中，字形和加线字的读音全都正确的一组是（ ）

Why don’t we choose that road to save time—The bridge to it________.

The roommate conflicts between college students led to little or no communication, depression and even to____ one student.