北师大版选修七Unit 19 language language awareness学案1 (1).docx

unit 20 new frontiers language awareness学案短语典句考点1. in advance预先经典例句 its cheaper if you book a mobile in advance.预定手机要便宜一些。if you want to get better service, you must inform the tour site in advance.如果你想得到较好的服务，必须提前通知旅游景点。考点聚焦1）同义词：ahead of time提前，in front of 在前面2)in advance作“预先”讲，是介词，常常作状语。如：you must pay for the book in advance.你必须预先付书的钱。3）常用短语：in advance of sth. 在前，超过on the advance 物价在上涨with the advance of 随着的增加advance on/towards/upon 朝前进2. give away泄露（秘密）经典例句 she gave away state secrets to the enemy.她把国家机密泄露给了敌人。考点聚焦1)give away作“泄露（秘密）”讲时，是及物动词，常接表示“计划、秘密”的名词作宾语。2）give away还可意为：送掉，分发，出卖3)我的记忆卡:以give为核心的短语:give back归还give in投降give of奉献，贡献give off放出，散发出give out放出, 公开, 宣布give up停止，结束gave up smoking戒烟give birth to生孩子4)易混短语：give off 发出;释放出5)give away短语中away是副词, 其宾语如果是代词的话, 放在中间。give away意思有“赠送，捐赠，分发（奖品)，失去或错过（机会)，泄露，暴露”等。如：he gave away his books to a library.他把自己的书捐赠给一家图书馆。the mayor gave away the prizes at the school sports meeting.市长在学校运动会上颁发奖品。活学活用20. 单项填空mike has put on so much weight this year that his mother has to _ all his trousers to their relatives.a. give awayb. give inc. give outd. give off答案:a3. take over 接收，接管经典例句 cbs records was taken over by sony.哥伦比亚广播公司的唱片公司已被索尼公司收购。考点聚焦1)take over常表示收购某公司，接管并控制某区域，还有“把从一地带到另一地”的意思。如：mr. smith is old and the only one to take over his business is his nephew. 史密斯先生老了，唯一能够接管他的生意的人是他的侄子。2)我的记忆卡：以take为中心的短语：take action采取行动;take back收回;take down记录，记下;take exercise运动;take. . . for. . . 把认为;take it easy别着急;take over接管;take ones place就职;take the place of代替;take turns轮流;take up从事于;take in吸收;take part in参加;take on雇用，聘用;take in收留;take off脱掉衣服;take back撤销，同意收回。活学活用21. 单项选择look at the timetable. hurry up！flight 4026 _ off at 18：20.a. takesb. tookc. will be takend. has taken答案:a4. come out出来，长出经典例句 the rain stopped and the sun came out.雨停后太阳出来了。考点聚焦1）come out作“出来，长出”讲时，常常指某物长出来了，尤其指花开了。除此之外，还有其他意思：显露，公开，问世，出版。2）掌握以come为核心的短语:come about 发生come across 偶遇，碰到come along 进展，进步，进行come to oneself 恢复从容，恢复知觉come up 成为，出现come up with想出（计划、回答），作出（反应），产生come into fashion 开始流行come into ones own获得, 应得活学活用22. 单项填空the dictionary is being printed and it will soon _.a. turn outb. come outc. start outd. go out答案:b典题精讲what will people die of 100 years from now? if you think that is a simple question, you have not been paying attention to the revolution that is taking place in bio-technology(生物技术). with the help of new medicine, the human body will last a very long time. death will come mainly from accidents, murder and war. todays leading killers, such as heart disease, cancer, and aging itself, will become distant memories.in discussion of technological changes, the internet gets most of the attention these days. but the change in medicine can be the real technological event of our times. how long can humans live? human brains were known to decide the final death. cells(细胞) are the basic units of all living things, and until recently, scientists were sure that the life of cells could not go much beyond 120 years because the basic materials of cells, such as those of brain cells, would not last forever. but the upper limits will be broken by new medicine. sometime between 2050 and 2100, medicine will have advanced to the point at which every 10 years or so, people will be able to take medicine to repair their organs(器官). the medicine, made up of the basic building materials of life, will build new brain cells, heart cells, and so onin much the same way our bodies make new skin cells to take the place of old ones.it is exciting to imagine that the advance in technology may be changing the most basic condition of human existence, but many technical problems still must be cleared up on the way to this wonderful future.1. according to the passage, human death is now mainly caused by _.a. diseases and agingb. accidents and warc. accidents and agingd. heart disease and war2. in the authors opinion, todays most important advance in technology lies in _.a. medicineb. the internetc. brain cellsd. human organs3. humans may live longer in the future because _.a. heart disease will be far away from usb. human brains can decide the final deathc. the basic materials of cells will last foreverd. human organs can be repaired by new medicine4. we can learn from the passage that _.a. human life will not last more than 120 years in the futureb. humans have to take medicine to build new skin cells nowc. much needs to be done before humans can have a longer lifed. we have already solved the technical problems in building new cells1. 答案:a解析:这是一道细节题。根据第1段“todays leading killers, such as heart disease, cancer, and aging itself, will become distant memories. ”可知, 导致人类死亡的主要原因是疾病和衰老。2. 答案:a解析:这是一道推断题。根据第2段“but the change in medicine can be the real technological event of our times. ”可以推断出, 医药的改变是我们这个时代发展最大的技术。3. 答案:d解析:这是一道推断题。根据第2段“but the upper limits will be broken by new medicine. . . medicine will have advanced to the point at which every 10 years or so, people will be able to take medicine to repair their org