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

A. sit

B. sitting

C. to sit

D. sat

Câu 1: If you _____ up all the orange juice that was in that carton, you ought to go out and get some more.

A. drank

B. drinking

C. drunk

D. drink

Câu 2: They are going ____________ Halong Bay in this summer vacation.

A. visit 

B. visiting

C. to visit

D. visited

Câu 3: The show is _____ for us to see.

A. enough interesting

B. very interesting

C. interesting enough

D. interesting

Câu 4: You must do your homework more ……. in the future.

A. careful

B. care

C. careless 

D. carefully

Câu 5: People in my country are very open and _________.

A. friend

B. friendy

C. friends

D. friendly

Câu 6: Mai enjoys ….. sea food with her parents.

A. to eat 

B. eating

C. eat

D. to eating