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1、北京语言大学21秋英语语法在线作业三答案参考1. Space is a dangerous place, not only because of meteors(流星) 【C1】_be-cause of rays fSpace is a dangerous place, not only because of meteors(流星) 【C1】_be-cause of rays from the sun and【C2】_stars. The atmosphere again acts【C3】_our protective blanket on【C4】_. Light gets through,
2、and this is essential【C5】_plants to make the food which we【C6】_. Heat,【C7】_, makes our environments tolerable and some ultraviolet(紫外线的)rays penetrate the【C8】_. Cosmic(宇宙的)rays of various kinds come【C9】_the air from outer space, but【C10】_quantities of radiation from the sun are screened off.【C11】_me
3、n leave the atmosphere they are【C12】_to this radiation but their spacesuits or the walls of their spacecraft, if they are inside,【C13】_prevent a lot of radiation damage. Radiation is the greatest known danger to explorers in【C14】_. Doses of radiation are measured in【C15】_called rems(雷姆). We all【C16】
4、_radiation here on earth from the sun, from cosmic rays and from radioactive minerals. The 【C17】_ dose of radiation that we receive each year is about too milli-rems; it【C18】_according to where you live, and this is a very rough estimate. Scientists have reason to think【C19】_a man can【C20】_far more
5、radiation than this without being damaged; the figure of 60 rems has been agreed on.【C1】Abut alsoBever soCas wellDor so正确答案：A看到notonly就要想到butalso。2. quiet A. jkwaiat B. jkwait C. jkaiatquiet A. jkwaiat/ B. jkwait/ C. jkaiat/参考答案：A( )3. You can find a tower at _ ends of the bridge. Aboth Ball Ceach D
6、eitherYou can find a tower at _ ends of the bridge.AbothBallCeachDeitherA4. Although he is poor nevertheless, he is satisfied with his situation.( )A.错误B.正确参考答案：A5. We can assure you that all your orders will receive our immediate and careful attention.We can assure you that all your orders will rec
7、eive our immediate and careful attention.我方保证对贵方所有订单予以及时、仔细的处理。6. If she _ tired, she _ you the weird story.A.wasnt, would tellB.wasnt, would have toldC.hadnt been, would tellD.hadnt been, would have told参考答案：D7. Her work done, she sat down for a cup of tea.( )A.错误B.正确参考答案：B8. She spends a great _ o
8、f money on new clothes every month.A. manyB. amountsC.dealDShe spends a great _ of money on new clothes every month.A. manyB. amountsC.dealD. number答案：C9. You have been drinking at least ten cups.( )A.错误B.正确参考答案：A10. In case you _ a 20 days&39; holiday, what would you do?A.hadB.haveC.have hadD.would
9、 have参考答案：A11. Dear Sirs, We have received your letter of Feb.23 that ponited out the price offered by us for ourDear Sirs,We have received your letter of Feb.23 that ponited out the price offered by us for our product is found to be on the high side.We regret to say that there is no possibility of
10、our cutting the price to the extent you indicated,i.e.3%.These days,we have received a crowd of inquiries from buyers in other directions and expect to close business at something near our level.At present,we cannot see our way to entertain your counter-offer.We assure you that your inquiries will r
11、eceive our immediate attention.Yours truly,(Signature)尊敬的先生： 2月23日函收悉，得知贵方认为我方产品价格偏高。很抱歉，就价格来说，我方目前不能满足贵方提出的减少3%的要求。最近几天，我们已从别的方面收到大量询价单，预计能在接近我方报价水平上成交。故目前我们无法满足贵方还价的要求。 我方保证贵方的询盘函将受到即时的关注。 致 礼 签名 12. I was feeling sick yesterday. I _ eat anything.A.cantB.couldnt参考答案：B13. Unless he works more harde
12、r, he will certainly fail.( )A.错误B.正确参考答案：A14. We have 30 men are working from 6 a.m. to 11 p.m.( )A.错误B.正确参考答案：A15. Dispatch money is a fine imposed on the charterer for the delay in the loading and unloading.Dispatch money is a fine imposed on the charterer for the delay in the loading and unloadi
13、ng.参考答案：错误错误16. She insisted that she _ (send)to work in the faraway small townShe insisted that she _ (send)to work in the faraway small town(should)be sent17. They didn&39;t want to come with us at first but we _ persuade them.A.couldB.be able to参考答案：B18. He will tell her about it as soon as he se
14、es her.( )A.错误B.正确参考答案：B19. WPAcoverage is too narrow for a shipment of this nature, please extend the coverage.to include TPWPAcoverage is too narrow for a shipment of this nature, please extend the coverage.to include TPND.针对这种性质的货物只保水渍险是不够的，请加保偷盗提货不成险。20. In _ with your request, we have issued our endorsement NoAB/201 to this shipment together withIn _ with your request, we have issued our endorsement NoAB/201 to this
