34.The factory had to 　　　　a number of　 employees because of economic decline in the country.

A.lay out　　　　　　 B.lay off　　　　　 　C.lay aside　　　　　 　D.lay down

33.Their house 　　have been sold, but I have not been told about it.

A.must　　　　　　 B.may　　　　　　　 C.shouldn’t　　　　　 D.needn’t

32.　　　 　　of the burden of ice, the balloon climbed up and drifted to the south.

A.To be free　　　　 B.Freeing　　　　　 C.To free　　　　　　 D.Freed

31.-Who won the election for mayor?

-A man 　　　　to represent every minority group in the city.

A.claims　　　　　 　B.is claimed　　　　 　C.claimed　　　　　　 D.claiming

30.They decided to chase the cow away 　　　　it did more damage.

A.unless　　　　 　　B.until　　　　　　 　C.before　　　　　　　 D.although

29.Great as Newton was, many of his ideas 　　　　today and are being modified by the work of scientists of our time.

A.are to challenge　　 B.have challenged　 　C.are challenging　　 　D.have been challenged

28.The best job is 　　　　which uses your skill in doing something with your interest in the subject.

A.that　　　　　　　 B.the one　 　　　　　C.one　　　　　　　　 D.it

27.He would have paid 　　　　for the house if the salesgirl had insisted because he really wanted it.

A.twice as much　　　 B.much as twice　　 　C.as much twice　　　　 D.twice much as

26.-Look!Someone has spilt coffee on the carpet.

-Well, it 　　　　me.

A.isn’t　　　　　　 　B.wasn’t　　　　　 　C.hasn’t been　　　　 D.hadn’t been

25.Young adults 　　　　older ones are more likely to prefer sports and become enthusiastic sports fans.

A.other than　　　　 　B.more than　　　　 　C.less than　　　　　　 D.rather than