Câu hỏi: The Great Wall of China is the world's _________structure. 

A. long

B. longer

C. most longest

D. longest

Câu 1: They are going _______ Hue for a week.

A. to stay

B. to visit

C. staying

D. stay

Câu 2: I usually go to school …….the morning .

A. for

B. at

C. in

D. on

Câu 3: Ba and Nam usually go________in the river. 

A. swimming

B. sailing

C. camping

D. walking

Câu 4: What about ……..table-tennis? 

A. to play

B. playing

C. plays

D. play

Câu 5: No one can do it well.______ 

A. So can't she.

B. Neither can she

C. She can't, too

D. She can, either

Câu 6: Hanoi is the ………… of Vietnam.

A. city

B. capital

C. beach

D. hospital