開放式英語3作業(yè)(已修改)
2025-04-16 00:47 本頁面
【正文】 北京電大開放英語3作業(yè)題一．英語知識(shí)運(yùn)用 （30%）從A、B、C、D四個(gè)選項(xiàng)中，選出可以填入空白處的最佳選項(xiàng)．1. When we came out of the classroom, it was____ with rain. A) running B) dropping C) falling D) pouring 2. She had three sons, all____ became doctors. A) of whom B) which C) of which D) who 3. Before doing it, you39。d better_____ the advantages you can benefit from. A) look out B) sum up C) care for D) give up 4. He_____ over the letter and walked away without a word. A) saw B) glanced C) watched D) observed 5. This case is rather heavy, but that one is____ light.A) fairly B) barely C) merely D) scarcely 6. I failed in my job. If only I____ to my parents. A) listened B) had listened C) have listened D) would listen to 7. This morning our water supply was_____ because the pipe burst.A) cut out B) cut offC) cut down D) cut across 8. Scientist will have to____ new methods of increasing the world39。s food supply in order to feed more hungry people.A) e up with B) keep up withC) put up with D) catch up with9. ______ from the moon, our earth water covering seventy percent of its surface, appears a “blue planet”. A. Seen B. seeing C. Having seen D. To see everybody is here, let39。s work out the traveling plan.A) Now that B) In thatC) So that D) That11. It is time the kids______.A) go to bed B) have gone to bedC) went to bed D) had gone to bed12. Eleven o39。clock is____ for a boy of his age to stay up.A) a so late hour B) so late an hourC) an hour too late D) too late an hour13. I can’t ______ you do that. A. ask B. let C. require D. allow14. The American ignorance of Australian literature was often____ by a belief that Australia is as isolated culturally as it is geographicallyA) acpanied B) carriedC) separated D) prevented15. My idea is that the instrument_____ again before it is used.A) is tested B) will be testedC) should be tested D) tests (15%)閱讀下面短文，從短文后所給各題的四個(gè)選項(xiàng)（A、B、C、D中選出能填入相應(yīng)空白處的最佳選項(xiàng)．From the beginning, water has furnished man with a source of food and a highway to travel upon. The first __1__ arose where water was a dominant element in the environment, a challenge to man39。s ingenuity. The Egyptians invented the 365day calendar __2__ the Nile39。s annual flooding. The Babylonians, who were among the most famous lawmakers in ancient times, invented laws __3__ water usage. Water inspired the Chinese to build a 1,000__4__ canal, a plex system which, after nearly 2,500 years, remains still practically __5__ and still mands the astonishment of engineer. But the __6__ never found plete solutions to their water problems. The Yellow River is also known __7__ China39。s Sorrow。 it is so unpredictable and dangerous __8__ in a single flood it has caused a million __9__. Floods slowed the great civilization of the Indus River Valley, and inadequate drainage ruined __10__ of its land. Today water dominates __11__ as it always has done. Its presence continues to __12__ the location of his h
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