1.Peace was the dominant theme of the conference.

A.title

B.mode

C.subject

D.notion

2.The policeman asked him to identify the thief.

A.capture

B.separate

C.name

D.distinguish

3.The dentist has decided to take out the girl‘s bad tooth.

A.extract

B.draw

C.dig

D.pull

4.The publishing house sponsored all the costes of the conference.

A.started

B.paid

C.organized

D.arranged

5.Powerful advertisements can convince people to buy almost anything.

A.persuade

B.inform

C.tell

D.influence

答案：CCABA