preventvt. (to stop sb from doing sth; to stop sth from happening) 阻止;预防,防止(1)prevent+宾语+(from) doing sth阻止……做某事stop+宾语+(from) doing sth阻止……做某事keep+宾语+from doing sth阻止……做某事(2)protect sb/sth from/against sth保护……免遭……(3)prevention n. 预防[温馨提示] prevent / stop sb from doing sth中from可以省略;keep sb from doing sth中from不可以省略。但用于被动语态时,三个短语中的from都不能省略。
活学活用
①In cold weather days, the family used to keep the home fire (burn) all night long. ②The government has taken many steps to protect our environment and . 政府已经采取许多措施来保护我们的环境,保护它免受污染。③The heavy rain going to the forest to watch the birds last Sunday. →We going to the forest to watch the birds by the heavy rain last Sunday. (用被动语态改写) 上星期天的大雨并没有阻止我们去森林观鸟。
答案
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burning
prevent it from being polluted
didn’t prevent us (from) were not prevented from
loss
02
lossn. (the fact of no longer having something or having less of it than before)丧失;损失(1)a great/heavy/huge loss to…是……的巨大损失at a loss 困惑;不知所措(2)lose v. 丢失;丧失,失去;输掉;错过(机会)(3)lost adj. 迷路的;丢失的be lost in thought 陷入沉思
佳句背诵
(1)The loss of big trees was greatest in areas where trees had suffered the greatest water shortage.在树木缺水最严重的地区, 损失的大树最多。(2)The stress of this situation is killing me, and I’m at a loss what to do next.这种情况的压力简直要了我的命,我不知道接下来该怎么办。
活学活用
①She (lose)in thought, and did not seem to notice that everyone was looking at her. ②The death of the novelist means the country. 这位小说家的去世对这个国家来说是一个巨大的损失。③There are so many clothes to choose from, but I don’t know which one to buy.→There are so many clothes to choose from, but I .
答案
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was lost
a great loss to
am at a loss which one to buy
contribution
03
contributionn. (a sum of money that is given to a person or an organization in order to help pay for sth) 捐款;贡献;捐赠(1)make a contribution/contributions to…为……做出贡献(2)contribute v. 捐献,贡献;撰稿contribute to 捐献;有助于;导致contribute…to… 把……贡献给……[温馨提示]在短语make a contribution / contributions to…中,to为介词,后跟名词、代词或动名词作宾语。
佳句背诵
(1)Using bicycles contributes greatly to people’s physical fitness as well as easing traffic jams. 使用自行车对人们的身体健康大有裨益,并极大地缓解了交通阻塞。(2)There is no denying that the invention of paper was a great contribution to human civilization.不可否认,纸的发明是对人类文明的一大贡献。
活学活用
①The scientist was rewarded by the government for having made such a great (contribute) to the country. ②This new technology will make a great the development of China’s communication industry. 这项新技术将为中国通信业的发展做出重大贡献。③There is no doubt that it is strong team spirit .(强调句) 毫无疑问,正是强大的团队精神极大地促成了他们的成功。
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