A.Don't know B.not to know C.not knowing D.not to be knowing

　　选C

　　2.The next morning she found the man in bed，dead.

　　A.lying B.lie C.lay D.laying

　　选A

　　3.He had his leg in the match yesterday.

　　A.to break B.broken C.break D.breaking

　　选B

　　4.Most of the people to the party were famous scientists.

　　A.invited B.to invite C.being invited D.inviting

　　选A

　　5.Do you know the boy under the tree?

　　A.lay B.lain C.laying D.lying

　　选D

　　6.Good morning. Can I help you ?

　　I'd like to have this package .

　　A.be weighed B.to be weighed C.to weigh D.weighed

　　选D

　　7.Most of the artists to the party were from that university.

　　A.invited B.to invite C.being invited D.had been invited

　　选A

　　8. more attention，the trees could have grown better.

　　A.Given B.To give C.Giving D.Having given

　　选A

　　9.The murderer was brought in，with his hand behind his back.

　　A.being tied B.having tied C.to be tied D.tied

　　选D

　　10. The secretary worked late into the night ， a long speech for the president.

　　A.to prepare B.preparing C.prepared D.was preparing

　　选B

　　11.She's upstairs a letter.

　　A.writes B.is writing C.write D.writing

　　选D

　　12.It was so cold that they kept the fire all night.

　　A.to burn B.burn C.burning D.burned

　　选C

　　13.The speaker raised his voice but still couldn't make himself .

　　A.hear B.to hear C.hearing D.heard

　　选D

　　14. a reply，he decided to write again.

　　A.Not receiving B.Receiving not C.Not having received D.Having not received

　　选C

　　15.The salesman scolded the girl caught and let her off.

　　A.To have stolen B.To be stealing C.To steal D.Stealing

　　选D