151. The equipment _____ out of order, the experiment has to be put off.
　　A. has been   B. being    C. is    D. be
　　152. The bad weather meant _____ the football match for several days.
　　A. to delay          B. delaying          C. delay         D. having delayed
　　153. _____, we decided to leave at once, as we didn't want to risk missing the last bus.
　　A. It have pretty late B. It being pretty late
　　C. As it being pretty late D. It was being pretty late
　　154. The material of the course is arranged in twenty - four teaching units, each _____ of an introduction, a text, and some written exercises.
　　A. consist                       B. consisting
　　C. consists                          D. is consisting
　　155. At 5 o' clock this morning I suddenly woke up and seemed _____ someone screaming in the street.
　　A. to have heard    B. hearing    C. hear            D. having heard
　　156. To my great surprise the food was still on the table, _____.
　　A. untouching                 B. no touch
　　C. untouched                  D. not to be touched
　　157. Some students prefer a strict teacher who tells them exactly what to do. Others prefer _______ to work on their own.
　　A. leaving                          B. to leave
　　C. having been left                   D. to be left
　　158. The second book was _____ by August 1996, but two years later, the end was still nowhere
　　in sight.
　　A. to complete                         B. completed
　　C. to have been completed             D. to have completed
　　159. Some modern children's fiction deals with serious problems and situations with a realism
　　seldom ______ in earlier books.
　　A. attempted                    B. attempting
　　C. being attempted                 D. having attempted
　　160. Written in a hurry, ______.
　　A. he made many mistakes in the paper
　　B. there were a lot of mistakes in the paper
　　C. we found plenty of errors in her paper
　　D. the paper was full of errors

　　复合句部分
　　1. Basis research provides the capital fund of scientific knowledge, ______ which the applied researchers draw to give society a rich rate of interest.
　　A. on B. up C. out D. to
　　2. Living in the western part of the country has its problems, ______ obtaining fresh water is not the least.
　　A. with which B. of which C. for which D. which
　　3. He was punished ______ he should make the same mistake again.
　　A. unless B. lest  C. if D. provided
　　4. You will want two trees about ten feet apart, from ______ to suspend your tent.
　　A. there B. them C. which D. where
　　5. ______ quite recently, most mothers in Britain did not take paid work outside the home.
　　A. Before B. Until C. From D. Since
　　6. Scientists say it may be five or ten years ______ it is possible to test this medicine on human patients.
　　A. Since B. before C. after D. when
　　7. In some countries, ______ is called “equality” does not really mean equal rights for all people.
　　A. which B. what C. that D. one
　　8. Liquids are like solids ______ they have a definite volume.
　　A. in that B. for that C. with that D. at that
　　9. Doing your homework is a sure way to improve your test scores, and this is especially true ______ it comes to classroom tests.
　　A. when B. since C. before D. after
　　10. Careful surveys have indicated that as many as 50 percent of patient do not take drugs ______ directed.
　　A. like B. so C. which D. as