1.Ford tried dividing the labor____each worker a separate task.

　　A.assigning B.assigned C.was assigned D.would be assigned

　　2.The lecture____he left his seat so quietly that no one complained that his leaving disturbed the speaker.

　　A.began B.beginning C.having begun D.being beginning

　　3.Such____the case, there are no grounds to justify your complaints.

　　A.being B.is C.was D.to be

　　4.Darkness____in, the young people lingered on merrymaking.

　　A. set B. setting C. has set D. was set

　　5.With all factors____, we think this program may excel all the others in achieving the goal.

　　A.being considered B.considering C. considered D.are considered

　　6.A new technique____，the yields as a whole increased by 20 percent.

　　A.to have been worked out B.having worked out

　　C.working out D.having been worked out

　　7.On the top was the clear outline of a great wolf sitting still, ears____，alert, listening.

　　A.pointed B.pointing C.are pointed D.are pointing

　　8.Walter offered us a lift when he was leaving the office, but our work____，we declined the offer.

　　A.not being finished B.not having finished

　　C.had not been finished D.was not finished

　　9.There are various kinds of metals, each____ its own properties.

　　A. has B. had C. to have D. having

　　10.The article opens and closes with descriptions of two news reports, each____one major point in contrast with the other.

　　A. makes B made C. is to make D.making

　　独立主格结构巩固练习

　　1.The thief stood before the policeman，____ admitting what he had done.

　　A.with his drooping head B.drooping his head

　　C.raising his head D.with his head down

　　2.____，he can't go out for a walk as usual.

　　A.With so much work to do B.With so much work doing

　　C.With so much work done D.Without so much work to do

　　3.It's quite strange that the man sleeps with his mouth ____ and his eyes ___.

　　A. closed;open B. closed;opened

　　C. closing;open D. closing;opening

　　4.All things ____，the plan trip will have to be called off.

　　A.be considered B.considered

　　C.considering D.having considering

　　5.____，we have to get down to business right away.

　　A. As there was no time left B.There is no time left

　　C.There being no time left D.There to be no time left

　　6.____ yesterday，we went out for a walk.

　　A.As a fine day B.It was a fine day

　　C.It being a fine day D.For it was a fine day

　　7.The old man stood there，____.

　　A.with back against the wall B.with his back against the wall

　　C.with back against wall D.his back against wall

　　参考答案：1—5 DAABC 6—7 CB