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

A. an

B. a

C. any

D. some

Câu 1: We live in Hue, but my uncle ……….in Ha Noi.

A. to live

B. living

C. live

D. lives

Câu 2: They are going to _______ Nha Trang Beach this summer.

A. stay

B. live

C. go

D. visit

Câu 3: Ba and Nam usually go________in the river. 

A. swimming

B. sailing

C. camping

D. walking

Câu 4: The Mekong River is ……….than the Red River.

A. long

B. longer

C. longest

D. the longer

Câu 5: It's is a _______of toothpaste.

A. can

B. bar

C. tube

D. box

Câu 6: Tokyo is ________ than Mexico City.

A. smaller

B. smallest

C. the smallest

D. small