Câu hỏi: He enjoys learing languages __________ he finds them difficult.

A. because

B. or

C. and

D. but

Câu 1: My colleague __________ me an email.

A. has just sent

B. has sent just

C. just sent has

D. just has sent

Câu 2: Did he tell you           ?

A. what was the problem

B. what the problem was 

C. was what the problem

D. the problem was what

Câu 3: Taking exercise              

A. is good health for you

B. is good for your healthy

C. is a good health for you 

D. is good for your health 

Câu 4: Alexander Fleming,           , received the Nobel Prize in 1945

A. that discovered penicillin 

B. who discovered penicillin

C. he discovered penicill 

D. which discovered penicillin

Câu 5: Tom asked me           

A. if was I having a good time last weekend

B. whether I have had a good time last weekend

C. if would I have a good time last weekend 

D. whether I had had a good time the previous weekend

Câu 6: Have you ever met the man          ?

A. who married Mary’s cousin 

B. who is married Mary’s cousin 

C. who was married Mary’s cousin 

D. whom married Mary’s cousin