Question

【题目】–Tony, don’t stay up too late, _______ you’ll feel sleepy in class.

–I won’t, Mom. Good night.

A. but B. or C. though D. because

Answer 1

【答案】B

【解析】句意：Tony不要熬夜太晚，否则你上课时会困。A. but 但是； B. or否则； C. though 虽然。D. because 因为。 故选B。