高中英语人教版必修三unit5单词，短语，重点句型梳理

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1、Units重点单词.短语.句型梳理重点单词within【课［文原句】Atschool,theyhadlearnedthatmostCanadianslivewithinafewhundredkilometresoftheUSAborder,...(Page34)【点拨】within在句中作介词，意为“在……以内舄用来描述空间上的距离。如:Youshouldkeepthetoolsyouusethemostwithinarm，sreach・【拓展】within也可以指吋间和范围上的“在……以内”。如：Youm

2、ustgivemeananswerwithin3days."There'sabeautywithinus,justlikearose.”【辨析】in和withinin和within都冇,'在以内啲含义。in后常接表示时间长度的名词,意为”多长时间之后舄有”不少于”之意；within后可接表示时间长度或距离的名词，表示在”这一范围内舄有“不到”或“不超过”Z意。如：Hewillbebackinaweek.他一星期后回来。Heneedsthereportwithinonehour.他不出一个小时就带耍这篇报道。

3、【小试牛刀】用介词in或within填空。1.Thestudentswillhavefinalexamsafewweeks'time・2.Myunclelives1kilometreofmyplace.3.Pleasekeepthedictionaryreach・4.Hisresponsetothematterwasmyexpectations.Key:1.in2.within3.within4.withinmix【课文原句］Thefamilies...areusuallyallmixedup.(Page3

4、7)【点拨】mix在句中意为”混合，混杂”。如：Itiswellknownthatoilandwaterdonotmix.Mixsomesaltintotheflour.【拓展】★mix的派生词有:mixturen.意为"混合（物）；混合状态”；mixtedadj.意为,'复杂的，混杂的"。如：Didyouknowthatgreenisamixtureofblueandyellow?Hisfirstreactionwasastrangemixtureofjoyandanger.It'samixedcolle

5、ction.★mixnJ'以构成以卜•常用搭配：①mix...up搞乱；混淆。如：They'retwoentirelydifferentmatters;don'tmixthemup.②be/getmixedupinsth.卷入某事;牵扯进去。如：Don'tgetmixedupintheirquarrel.【小试牛刀】用mix所构成派生词或常用搭配的适当形式填空，完成下列句子。1・Hetheaddressessothatnoonegottherightletters・2.Thefoodatthepartywi

6、llbeaofChineseandWestern.3.TomhasfeelingsaboutgoingtotheUStostudy;heisbothexcitedandscared.Key:1.mixedup2.mixture3.mixedconfirm【课文原句】confirmingthatfallhadarrivedinCanada.（Page38）【点拨】confirm在句中作动词，意为“证明，确认”,常接名或从句。如:Theexpressiononhisfaceconfirmedmysuspicio

7、ns（猜疑）・Canyouconfirmthatthemeetingisat9:00am?【拓展】★confirm作动词，还可意为“批准；认可”。如：Theplanwasconfirmedbythemanager.★confirmation为其名词形式，意为”确认，证实"。女II:Yournewswasreallyaconfirmationofmyguess.【小试牛刀】将下列句了翻译成英文。1.他的沉默证实了他的恐惧。2.我只想确认一下明天下午四点我与格林先*的约会。Key:l.Hissileneecon

8、firmedhisfear.2.1justwantedtoconfirmmyappointmentwithMr.Greenat4:00pmto-morrow.impress【课文原句】Whatimpressedyou?(Page39)【点拨】impressv.意为“给……留下印象“。常用短语有：impresssb.withsth.给某人留b印象；impresssth.on/uponsb.讣某人明口的重要性。如:W