高二英语 unit 4 astronomy the science of the stars language points学案

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1、浙江省温州市永嘉中学教育集团楠江校区高二英语Unit4Astronomythescienceofthestarslanguagepoints学案1.whether….ornotwhether可以引导_______________________________________;而if只能引导_______________。引导宾语从句既可以用whether,也可以用if,两者常可以互换。Heaskedmewhether/ifIcouldlendhimmybike.值得注意的是：Couldyoutelluswhether/ifitsnowsinw

2、interinAustralia?① whether和if都可以和________连用,但是whether之后可以直接跟ornot,而if则不能,如：Idon’tknowwhetherornothe’scoming.但是不可以说：Idon’tcareifornotyourcarbreaksdown.②whether引导的从句一般不可以为________(选择问句的后一部分除外);而if则可以跟否定结构,如:Idon’tcareifshedoesn’tcome.但是,在某些动词或形容词之后,则可以用whether引导一个否定结构的句子,这种结构往

3、往表示肯定的含义,如：Iwonderwhetherhedoesn’tthinktoomuchofhimself.其意思相当于:Ithinkhedoesthinktoomuchofhimself.③ 个别动词之后,如_______等,只跟用whether引导的宾语从句，如:Theydiscussedwhethertheyshouldclosetheshop.④ whether可以引导_____________________,而if则不能,如：I’mnotinterestedinwhetherthey’llgoornot.⑤ whether可以直

4、接跟________________连用,而if则不能,如:Ididn’tknowwhethertolaughortocry.Shehasn’tdecidedwhethertogoornot.2.intime终于；及时；迟早，总有一天翻译：1)You’dbetterreturnitintime.________________________________________2)Thestormwasintimetostopbeforethesportsmeeting._______________________________________

5、________3)You’lllearnhowtodoitintime._______________________________________【考点提示】______time准时；按时innotime________________atatime一次；每次at________time曾经；一度attimes___________________oftime提前forthetimebeing暂时________one’stime别着急；慢慢来atthesametime同时；然而；不过ofthetime现在的，当时的fromtimetot

6、ime_________________【即学即练】1.Tocompletetheproject_______,thestaffwereworkingatweekends.为了按时完成工程，全体员工周末都在上班。2.Theflowersweresolovelythattheyweresold_____________.（2007，宁夏）这些花是如此的可爱以至于他们很快就被卖光了。【高考链接】Whatastrangeman!Heloveshislife,but_______heoftenbeatsher.(2011,宝鸡市)A．atatimeB.

7、atonetimeC.intimeD.atthesametime3.atmosphere译为：___________;__________注意：指“大气层”时，常用________________,指“气氛”时，常用_________形式。翻译句子：Anatmosphereoftensionfiledtheroom._________________________________________.Thesegasespollutetheatmosphereoftownsandcities.___________________________

8、__________________.4.Itwasnotimmediatelyobviousthatwaterwastobefundamentalt