Câu hỏi: The three Rs stands _________ reduce, reuse and recycle.

A. at

B. in

C. for

D. on

Câu 1: My family………………… Hue next summer vacation.

A. is going to visit

B. visits

C. are visiting

D. is visiting

Câu 2: This test is _________ difficult that I can’t solve it.

A. too

B. enough

C. so

D. very

Câu 3: The sign says: “Keep_____________ the grass.”

A. off

B. away

C. out

D. in

Câu 4: Is there____________ rice left?

A. some

B. the

C. any

D. a

Câu 5: He_____________ fishing with his father and brother.

A. often goes

B. goes often

C. often go

D. is often going

Câu 6: How does she often go to school?

A. By

B. In

C. On

D. At