11.She's upstairs a letter.

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

　　選D

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

　　A.to burn B.burn C.burning D.burned

　　選C

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

　　A.hear B.to hear C.hearing D.heard

　　選D

　　14. a reply，he decided to write again.

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

　　選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

　　選D

　　16. “Can't you read ?” She said to the notice.

　　A.angrily pointing B.and point angrily C.angrily pointed D.and angrily pointing

　　選A

　　17.The missing boys were seen near the river.

　　A.playing B.to be playing C.play D.to play

　　選A

　　18.The first textbook for teaching English as a foreign language came out in the 16th century.

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

　　選D

　　19.The Olympic games ， in 776BC，did not include women players until 1912.

　　A.first playing B.to be first playing C.first played D.to be first playing

　　選C

　　20.Cleaning women in big cities usually get by the hour.

　　A.pay B.paying C.paid D.to pay

　　選C