Câu hỏi: It took us an hour ……….to Nha Trang last year. 

A. drive

B. driving

C. to drive

D. drove

Câu 1: The Mekong River is ……….than the Red River.

A. long

B. longer

C. longest

D. the longer

Câu 2: The Robinsons always go to Viet Nam ……..plane.

A. in

B. on

C. with

D. by

Câu 3: _______are you going to spend your summer vacation?_ In Da Lat. 

A. When

B. Where

C. How long

D. What

Câu 4: It's always cold in the ….. 

A. summer

B. spring

C. fall

D. winter

Câu 5: What _______Ba often do on Sundays?

A. is

B. does

C. do

D. would

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

A. long

B. longer

C. most longest

D. longest