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

A. long

B. longer

C. longest

D. the longer

Câu 1: _____the spring , I often go for a walk.

A. On

B. At

C. In

D. For

Câu 2: It's is a _______of toothpaste.

A. can

B. bar

C. tube

D. box

Câu 3: Laura is_______ . She is Canadian . 

A. China

B. Canada

C. from Canada

D. France

Câu 4: Why don't we ……..television? 

A. to watch

B. watch

C. watching

D. watches

Câu 5: 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 6: How ………..lemons are there in the fridge?

A. many

B. much

C. long

D. often