Câu hỏi: Global warming is thought to be responsible for some of the world's recent          disasters. 

A. natured

B. naturalism

C. nature

D. natural 

Câu 1: She wanted to know             in my spare time. 

A. what I did 

B. what did I do

C. what I do

D. what do I do

Câu 2: After leaving university , he decided to ______himself to a career in music. 

A. devote 

B. take

C. assign

D. employ 

Câu 3: It is high time we            him like a child

A. stopped treating

B. stop to trea

C. stopping to treat

D. stop treating

Câu 4: If you           a chance to study in the USA , just take it. 

A. get

B. got

C. had got

D. will get

Câu 5: I think the computer is such a              invention

A. useless

B. useful

C. use 

D. usage

Câu 6: I am       to see you here. 

A. surprise

B. surprising 

C. surprised

D. to surprise