Câu hỏi: Why are they happy? – Because her mother __________ them to the zoo.

A. was taking

B. is takingcorrect

C. does taking

D. are taking

Câu 1: 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 2: They __________ their homework, then they listened to music.

A. does

B. did

C. do

D. doed

Câu 3: 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 4: f I had known you would come,           

A. I would not have waited for you

B. I would have waited for you 

C. I will wait for you

D. I would wait for you

Câu 5: 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 6: How ............. meat do you want?

A. some

B. any

C. many

D. much