文本内容:
必修2Unit4Language Points语言点【学习目标工提高使用已学单词和结构的力量【学习重难点]把握重点单词和短语的的用法;稳固根底学问【核心单词】
1.decrease v.削减;使变小;变少D.削减;降低;削减的数量,其后常接介词in/ofdecrease sth.to/by...削减到/了increase vi.vt.增加;增长;增加n.增加;增加的数量increase to/by..增加到/了on・the decrease/increase在削减/增加高手过招
①这些措施将有助于降低生产本钱These measureswill helpthe costof production.
②人口诞生率正在下降The birthrateis.
2.as aresult/as aresult of.结果/由于lHe wasvery careless.,he didn,t passthe test.2his carelessness,he didnt passthe test.
3.die out慢慢毁灭;灭亡;消逝die away慢慢消逝声音等die down渐息火苗等die from因而死外因die of因而死内因die off相继死亡lThe musicdied away.2The firehad dieddown andthe roomwas gettingcold.3He diedfrom awound.4The oldman diedof hungeroldage,cancer.5These chickensdied becauseof theBird Flu.6Many oldcustoms aredying out.
4.suggest.vt.建议;提出意见、方案、理论等;示意;说明suggest+doing建议做I suggestdoingit inanother way.我建议换一种方式做这件事suggest sb./sb.s doingsth.建议某人做某事〔不说suggest sb.to dosth.suggest tosb.+that从句向某人建议所接从句用虚拟语气:sb.+should+动词原形,should可以省略It issuggested that..建议是・suggest+that从句示意;说明从句用陈述语气
1.She suggested that welunch atthe newrestaurant,have她建议我们在那家新开的餐馆吃午餐
2.Her expressionsuggestedthatshe hada lie.tell她的表情说明她撒了谎
5.appreciate vt.观赏;感谢;意识到;体会;理解appreciate后可接名词、代词、动名词、名词性从句等作宾语,但不能接不定式表示“感谢,感谢〃时,其后的宾语只能为“物〃,不能为“人〃其后不直接跟if或when引导的从句,假设语义上需要接这类从句,需借助it,即appreciate itif/when...I appreciateyouroability very much.我很观赏你的力量We shallappreciatehear fromyou again.能再次收到你的来信,我们将非常感谢.I wouldappreciate itverymuchif youwould helpme withit.假如你能关心我做这件事,我将不胜感谢I reallyappreciateto relaxwith youon thisnice island.A.to havehad timeB.having timeC.to havetime D.to havingtime
6.affect V:vt.影响;侵袭;相当于;使感动;激起〔哀痛、生气、爱等心情effect n.表示“影响〃时,是名词、常用短语为:have aneffect on对有影响1A suddenchange may〔影响your health.2Did themedicine haveany影响〕?
7.protect...from...爱护免受.,后接较小的事情或危害,如harm,catchingcoldo联想拓展protect.against...后接较大的事情,如战斗、灾难、重税、威逼等・・单项填空Use theumbrella toyourself fromthe rain.A.prevent
8.protect C.defend D.protection。