Câu hỏi: It's cold in our country ………………the winter.

A. at

B. on

C. of

D. in

Câu 1: Fall means ……………..in British-English. 

A. summer

B. winter

C. autumn

D. spring

Câu 2: …..noodles last night?

A. Did you eat

B. Were you eat

C. Did you ate

D. Do you ate

Câu 3: The Mekong River is ……….than the Red River.

A. long

B. longer

C. longest

D. the longer

Câu 4: There isn't ……..water in the bottle.

A. an

B. a

C. any

D. some

Câu 5: Ba and Nam usually go________in the river. 

A. swimming

B. sailing

C. camping

D. walking

Câu 6: Tokyo is ________ than Mexico City.

A. smaller

B. smallest

C. the smallest

D. small