15、　　　 in the queue for half an hour,Tom suddenly realized that he had left his wallet at home.

A、To wait　　　 B、Have waited　　　 C、Having waited　　　　 D、To have waited

1-----5DAADD　　　 6----10CDBCB　　　 11---15DBBAC

精练二

14、　　 in the matriculation for high school graduates in a short time is really a hard nut.

A、To make high scores　　 B、Making high scores　　

C、To make low goal　　 D、Making low goal

13、----Have you considered　　　 the Salt Lake City during the coming summer holiday?

----Not yet.I’m afraid I would be like a bee this vacation.

A、to visit　　　 B、dropping in at　　　 C、with a visit to　　　 D、paying a visit

12、The purpose of new technologies is to make life easier,　　　 it more difficult.　　

A、not make　　　 B、not to make　　　 C、not making　　　 D、do not make

11、My advisor encouraged　　　 a summer course to improve my writing skills.

A、for me taking　 B、me taking　　 C、for me to take　　 D、me to take

10、Who do you want to　　　 with you?

A、have gone　　　 B、have go　　 C、going　　　 D、went

9、We agreed　　 here,but so far she hasn’t turned up yet.

A、having met 　　B、meeting　　　　 C、to meet　　　　 D、to have met

8、Tom kept quiet about the accident　　　 lose his job.

A、so not as to　　 B、so as not to　　 C、so as to not　　　 D、not so as to

7、Daddy didn’t mind what we were doing,as long as we were together,　　　 fun.

A、had　　 B、have　　 C、to have　　　 D、having

6、　　　 from other continents for millions of years,Australia has many plants and animals not found in any other country in the world.

A、Being separated　　　　 B、Having separated　　　

C、Having been separated　　　 D、To be separated