Câu hỏi: ……do you do when it is cold? 

A. Where

B. What

C. When

D. Who

Câu 1: The Robinsons always go to Viet Nam ……..plane.

A. in

B. on

C. with

D. by

Câu 2: …..noodles last night?

A. Did you eat

B. Were you eat

C. Did you ate

D. Do you ate

Câu 3: Ho Chi Minh has a ………of 3.5 million.

A. city

B. capital

C. population

D. country

Câu 4: Ho Chi Minh City is_______city in Vietnam.

A. biggest

B. the biggest

C. bigger

D. big

Câu 5: The Mekong River is ……….than the Red River.

A. long

B. longer

C. longest

D. the longer

Câu 6: What about ……..table-tennis? 

A. to play

B. playing

C. plays

D. play