Câu hỏi: If the machine _______, press this button.

A. stop

B. stops

C. would stop

D. stoped

Câu 1: Nowadays, children spend too much time  ………… in front of the computer.

A. sit

B. sitting

C. to sit

D. sat

Câu 2: Mai enjoys ….. sea food with her parents.

A. to eat 

B. eating

C. eat

D. to eating

Câu 3: They are going ____________ Halong Bay in this summer vacation.

A. visit 

B. visiting

C. to visit

D. visited

Câu 4: You should ……. early if you want to do morning exercise.  

A. get up

B. getting up

C. to get up

D. to getting up

Câu 5: – What are you doing tomorrow? – I ___________ to my friend’s birthday party.

A. go

B. am going

C. goes

D. went

Câu 6: He couldn’t have committed the crime _________ he was with me that day.

A. because

B. because of

C. although

D. despite