Unit 4 Weather and our lives 重点语法Grammar：it的用法【基础深耕】六年级英语下册高效课堂（沪教版五四制2024）

语法单元Unit4Weatherandourlives

教师______学校______it的用法1.人称代词it用法2.非人称代词it3.常用it固定句型4.总结与练习it可用来指代前文提到的人,物或事情,也可以用来指时间,金钱,距离,天气等自然现象一、it

做代词:1.it作人称代词⑴.指前文提到的事物，以避免重复:Shantouisabeautifulcity,isn’tit?⑵.指不明性别的婴儿或不明身份的人:Look，that’sababy!Itlookslikeadoll.Isthisyourwallet?No,itisn’t.⑶.代替指示代词this/thatThereisacatonthedesk.

Itlookslikeahat.Whoisknockingatthedoor?ItmustbeBill.指代时间、天气、距离、温度等。a)Itis5o'clock.(指时间)b)Itisraining.(指天气)Itiscold.天气冷。c)Itis10milestothecity.(指距离)指代时间、天气、距离、温度等2.it作非人称代词二、it

做引导词·Ifindithardtolearngymnastics.

我发现学体操很难。·Ifeelitnecessarytolearneveryday.

我觉得每天学习很有必要。·Imadeitaruletokeepadiaryeveryday.

我定下一个规矩,每天写日记。·Ibelieveitnousereadingwithoutunderstanding.

我认为只读书不理解没用。2.作形式宾语结构：主语+动词+(形式宾语)it+(宾语补足语)形容词或名词+(真正宾语)不定式或动名词或宾语从句。Itisimportanttolearnaforeignlanguage.学习一门外语是很重要的。重要句型：ittakessb.sometimetodosth.完成某事需要某人花费多少时间Ittakesmeanhourtofinishmyhomeworkeveryday.我每天完成作业需要一个小时。2.形式主语（真正的主语是后面的不定式）三、it固定句型1.Itis+名词+todosth.Itismypleasuretohelpyou.Itisagoodideatodoexerciseeverymorning.抽象名词2.Itis+形容词+todosth.Itishardtofinishtheworkontime.Itiseasytoworkoutthisproblem.Itis+形容词+for/ofsb.+todosth.形容词修饰“事”用for形容词修饰“人”用ofitiskindofyoutohelpme.itisimportantforyoutoworkouttheproblem.对于某人来说3.Itistime(forsb.)forsth./todosth.Itistimeforclass.Itistimeforyoutogiveatalk.4.Ittakessb.sometimetodosth.Ittakeshim20minutestodrivetotheofficeeveryday.5.Itis+the序数词+timethat...ItisthefirsttimethatIhavebeentoShanghai.6.Itissaid/reported/believedthat...Itissaidthatheisrich.Itisbelievedthatthepriceswillberising.物价7.Itisnogood(use)doingsth.ItisnogoodlearningEnglishwithoutspeakingEnglish.It’snousetryingtoarguewithhim.动名词作主语总结与练习

1.WasitduringtheSecondWorldWar______hedied?A.that B.while C.inwhich D.then2.Is______necessarytocompletethedesignbeforeNationalDay?A.this B.thatC.it D.he3.Idon’tthink_______possibletomasteraforeignlanguagewithoutmuchmemory.A.this B.thatC.its D.it4.Does____matterifhecan’tfinishthejobontime?A.this B.thatC.he D.it

5.TheParkersboughtanewhousebut______willneedalotofworkbeforetheycanmovein.A.they B.itC.one D.which6.Infact_______isahardjobforthepolicetokeeporderinanimportantfootballmatch.A.this B.thatC.there D.it

7.Tom’smotherkepttellinghimthatheshouldworkharder,but______didn’thelp.A.he B.whichC.she D.it8.______isafactthatEnglishisbeingacceptedasaninternationallanguage.A.There B.ThisC.That D.It他来饭店的时候，已经是12点50分了。Itwasalready12:50whenhegottotherestaurant.照顾孤儿是他的职责。Itwashisdutytotakecareoftheorphans.修车花了我一百美元。Ittookme100dollarstorepairthecar.看样子她得了重感冒。Itseemed/appearedthatshehascaughtabadcold.9.完成下列汉译英的练习。Tohaveagoodknowledgeofhistoryisveryhelpfulforallofus.Itisveryhelpfulforallofustohaveagoodknowledgeofhistory.Tolearnaforeignlanguageisveryusefulforascientist.Itisveryusefulforascientisttolearnaforeignlanguage.Tofinishthisworkinthreehoursisnecessary.Itisnecessarytofinishthisworkinthreehours.Tositbythefirewithabookinwinterisverycomfortable.Itisverycomfortabletositbythefirewithabookinwinter.Toguesswheretheyareisdifficultforme