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

A. at

B. on

C. of

D. in

Câu 1: I'd like some noodles. I'm_____ .

A. hungry

B. thirsty

C. thin

D. hot

Câu 2: ……..are you going to travel to Ha Noi? _ By train.

A. What

B. How

C. When

D. Where

Câu 3: What does Lien do when ………………warm? 

A. there's

B. it's

C. its

D. they're

Câu 4: How often do you do morning exercises in the summer ?

A. I sometimes do

B. Yes , I do

C. I like it

D. I play soccer

Câu 5: Ho Chi Minh has a ………of 3.5 million.

A. city

B. capital

C. population

D. country

Câu 6: The Great Wall of China is the world's _________structure. 

A. long

B. longer

C. most longest

D. longest