Unit2Keywordsandexpressions课件2021-2022学年人教版高中英语必修第二册.pptx

1、KevinDec. 2021No one can exactly explain the origin of life on earth.1. 在地球上 2. 在世界上 3. 究竟，到底（放在疑问词后表强调）Dubai may be the richest city on earth.What on earth are you doing here?die outdie awaydie offdie down灭绝，逐渐消失(声/光等)逐渐减弱/消失 fade away(人/动物)逐个死去减弱，平息mass n. C a/the mass of 一堆 许多/大量masses of 成堆的 许多/

2、大量the masses 平民百姓mass adj. weapons of mass destructionmass marketingbe/become aware of thatWe have to be (full) aware of the importance of wildlife protection.He suddenly became aware of people (stare) at him.He suddenly became aware that people (stare) at him.As far I am aware, nobody has done anyt

3、hing about it.fullystaringwere staringasdanger n.dangerous adj.endanger vt.endangered adj.These tigers are in because of humans hunting, which is their lives. Now they become species.dangerousdangerendangeringendangeredconcerned adj.concerning prep.be concerned about/foras far as sb. is concerned关于，

4、涉及对担心/担忧/关切就某人而言；某人认为The plan the development of the company really the workers, but the manager is more about the quality of the products.concerningconcernsconcernedliving adj.alive adj.lively adj.live adj.make/earn a living活着的，活的活着的，活的 (表)活泼的，生动有趣的谋生活着的，现场直播的 (表)adaptation n.改编本/适应adapt vi./vt.ado

5、pt vt.adapt toadapt oneself toadapt sth. for sth.采取/采纳/收养把改编成measure n.措施/办法take measures to do采取措施做measure vt.测量/度量/估量measure linking v度量/尺寸等为measurement n.尺寸/量度 You should take the of the room before buying any new furniture. The government should take immediate to protect the endangered species.

6、The monument more than 10 meters tall is the landmark of the city.measurementsmeasuresmeasuringobservation n.观察/遵守/庆祝/评论The scientists have been observing the rare monkeys for years.“Thats not funny.” he observed.People must observe the traffic rules when driving.Do you know how they observe Christm

7、as?remind sb. of sth./of (w)h-thatto do We are reminded (turn) off the light before leaving the room.He reminded me the teachers words.He reminded me of the teacher had said to us.She was reminded she had to observe the traffic rules.to turnofwhatthat有利可图的/盈利的；有益的/有好处的profitable adj.non-profit adj.u

8、nprofitable adj.无利可图的/盈利的；无益的/无好处的非盈利的a non-profit organizationprofit sb./sth.The new policy profits the farmers a lot.profit from sth. The farmers profit from the new policy a lot.影响/作用/效果effect n.affect vt.effort n.afford vt.影响努力支付得起have an effect on有效的effective adj.efficient adj.高效的 So precious i

9、s time that we can not to waste it. We should spare no to protect the endangered species. Human activities may have a bad on the environment. I really admire him for his learning methods. The drugs are against cancer.affordeffortseffectefficienteffective打算/计划/意图intention n. C/Uintend doing / to do打算

10、/计划/意图 做intend sb. to do打算/计划/意图 让某人做be intended for sb./sth.为某人/事物而设计的How long do you intend staying / to stay here?I dont intend you to take the trouble.The project is intended for children living in poor areas.existence e into existence= come into beingexist on sth. = live on sth.以为食There exist 寻找/查找search for search + 范围 + for + 目标在寻找/查找I searched the whole room for the lost key.in search of寻找/查找They went to the forest in search of the missing boy.