Câu hỏi: Alex is busy _______ for his exams.

A. to study

B. studied

C. studying

D. studies

Câu 1: My mother used to be a woman of great _______, but now she gets old and looks pale.

A. beauty

B. beautiful

C. beautifully

D. beautify

Câu 2: Many Vietnamese people ______ their lives for the revolutionary cause of the nation.

A. sacrifice

B. sacrificed

C. sacrificial

D. sacrificially

Câu 3: When we were talking about relaxing after work, Jack said he enjoyed to listen to music, Carla said she preferred jogging, and I was considering taking up tennis.

A. jogging

B. to listen

C. work

D. was

Câu 4: The new employees enjoyed their first day at work, although everyone agreed that the lunch was the bad food they had ever eaten.

A. The new

B. their first

C. that

D. the bad

Câu 5: I fell in ______ love with him because of his kind nature.

A. a

B. an

C. the

D. Ø

Câu 6: Monkeys can’t sing, ______________?

A. can they

B. can it

C. can’t they

D. can’t it