Câu hỏi: Constantly staying in cold weather may bring           pneumonia

A. in

B. off

C. up

D. on

Câu 1: We must take steps to preserve natural resources; otherwise the planet will be in danger. 

A. Unless we take steps to preserve natural resources, the planet will be in danger. 

B. Unless we take steps to preserve natural resources,the planet will not be in danger.

C. If we take steps to preserve natural resources, the planet would be in danger.

D. If we take steps to preserve natural resources,the planet will be in danger. 

Câu 2: You          forget what I told you . It is very important

A. need not 

B. don't have to

C. must not

D. shan't

Câu 3: When we were children we          skating. 

A. had gone

B. were going 

C. go 

D. used to go

Câu 4: It is no use           to him - He neverlistens. 

A. talk

B. to talk

C. talking 

D. talked 

Câu 5:          is it from here to the supermarket? - Two kilometres

A. How much 

B. How often 

C. How long 

D. How far

Câu 6:                 his childhood in DALAT, he knew the city well

A. To spend 

B. Spent

C. Having spent 

D. To have spent