11). Who ( ) on Saturday?

A.do help you

B.you help

C.do you help

D.you do help

正确答案：C

12). The police accused him of setting fire to the apartment but he denied( )in the area on the night of the fire

A.have been

B.to be

C.to have been

D.having been

正确答案：D

13). A clue ( ) why Americans may have been more honest in the past lies in the Abe Lincoln story.

A.from

B.as to

C.as if

D.as though

正确答案：B

14). In the theatre the actors are very ( ) to the reaction of the audience. (观众)

A.sensitive

B.sensible

C.emotional

D.positive

正确答案：A

15). The years of hard work had deep ( ) on her character.

A.effect

B.effort

C.offer

D.afford

正确答案：A

16). In the United States, a primary election is a method ( ) voters select the nominees (被提名的候选人) for public office.

A.that

B.by which

C.is that

D.by those

正确答案：B

17). Though( )in New York， Emil had always preferred to paint the primitive scenes ofcountry life.

A.aroused

B.risen

C.raised

D.arisen

正确答案：C

答案解析：arouse"引起，唤醒"; rise"上升"，不及物动词，不能用被动; raise"养育;举起";arise"出现，源自"。

18). He'll never succeed，( ) hard he tries.

A.whatever

B.though

C.however

D.if

正确答案：C

19). When Jane fell off the bike, the other children ( )

A.were not able to help laughter

B.could not help but laughing

C.could not help laughing

D.could not help to laugh

正确答案：C

20). If you spare half an hour each day to read an English newspaper， you will surely be able to read ( ).

A.efficiently

B.sufficiently

C.actually

D.purposefully

正确答案：A