Câu hỏi: " Why don't you reply to the President's offer right now?" said Mary to her husband

A. Marry suggested that her husband should reply to the President's offer without delay.

B. Mary told her husband why he didn't reply to the President's offer then.

C. Mary ordered her husband to reply to the President's offer right now.

D. Mary wondered why her husband didn't reply to the President's offer hen. 

Câu 1: Her sister is too young to get married.

A. Her sister is not old enough to get married.

B. Her sister is so old to get married.

C. Her sister is not young enough to get married. 

D. Her sister is young enough to get married. 

Câu 2: The creation of nature reserves will help to ensure the _____ of many endangered species. 

A. survive

B. survival

C. survivor

D. survivable

Câu 3: The council intends to raise awareness of the effects of traffic pollution on our          

A. health 

B. healthy

C. unhealthy

D. healthful

Câu 4: Recent             advances such as the internet are proving very useful for conservationists.

A. technology

B. technological

C. technologically

D. technologist

Câu 5: You can't really go              in the countryside nowadays without seeing some evidence of man's influence. 

A. anyhow

B. anyway

C. anywhere

D. somewhere

Câu 6: There are 350 ________ in the environmental skills course

A. participate 

B. participant 

C. participants

D. participation