1、Tell Mary that there's someone _______for her at the door.

　　A.waiting　　B.waited　　C.waits　　D.to wait

　　2、There is a big dog _______to a fence outside the house.

　　A.tying　　B.tied　　C.to tie　　D.ties

　　3、The_______waiter came up to us and said, "You are welcome."

　　A.smiling　　B.smiled　　C.smile　　D.to smile

　　4、_______the early train, you'll have to get up early and rush in a taxi.

　　A.Catching　　B.Caught　　C.To catch　　D.Catch

　　5、There, in the corner, sat three girls, _______.

　　A.sew　　B.were sewing　　C.to sew　　D.sewing

　參考答案：

　　1、A　2、B　3、A　4、C　5、D