Câu hỏi: It is such an easy and _______ way to write a letter. 

A. pain

B. painless

C. painful 

D. painfully

Câu 1: Global warming is thought to be responsible for some of the world's recent          disasters. 

A. natured

B. naturalism

C. nature

D. natural 

Câu 2: It is imperative that this letter           immediately.

A. were sent

B. be sent 

C. sent

D. send

Câu 3: After getting a ______ in business administration he joined the recording company EMI. 

A. qualification

B. title 

C. graduate 

D. grade

Câu 4: I used to enjoy the summer_______we had a big family picnic. 

A. where 

B. when 

C. which

D. why

Câu 5: Nam didn't go to the party because he __________.

A. didn't invited 

B. wasn't invited 

C. hadn't invited

D. isn't invited

Câu 6: Listen ! They _________ about the exhibition. Let's join them. 

A. talk

B. talked

C. have talked

D. are talking