UNIT7spell(spelt,spelt)用字母拼写spelling拼写，拼法method方法，办法，途径improve改善，提高memory记忆，回忆（n./v.）corner角，角落，转角mention提到，说到mind大脑unless除非trouble麻烦、困难list清单step步骤、楼梯letter字母、信件cycle循环similar相似的wallet钱包manager经理lose(lostlost)丢失，输掉aroundthecorner在转角处takeout取出pourout涌出makeupone’smind下定决心thankyou——Don’tmentionit.keepsth.inmind记住某事havetroubledoingsth.做……有困难havetroublewithsth.某物有问题besimilarto与……相似slowdown慢下来If从句1.表示真理或事实If从句（一般现在时）+主句（一般现在时）Ifwedon’twatertheflower,itdies.2.表示可能会发生的事情If从句（一般现在时）+主句（一般将来时）表示可能会发生的事情Ifwedon’thurryup,wewon’tfinishtheworkontime.If从句（一般现在时）+祈使句Don’twaitformeifIamlate.If从句（一般现在时）+情态动词（can/should/may/might/could）Youshouldfollowthelocallawsifyougotoanothercountry.3.useless除非=ifnotYouwillmissthebususelessyouhurryup.Youwillneverachievesuccessuselessyousetyourgoal.worth的用法1.主语+be+worth+名词（钱）表示某物值……Thiscountryisworthavisit.(值得游览)Thewalletisworth100yuan.(值多少钱)2.主语+be+worth+doingThiscountryisworthvisiting.Heisn’tworthgettingangrywith犯不着跟他生气3.It+be+worth+doing做…….是值得的Itisn’tworthrepairingthebike.1.ToiyourEnglish,youneedtospendmoretimelearningit.2.Wehavesopinions,Iagreewithyou.3.Ilostmywwithalotofmoneythreedaysago.4.Youmustkeepallthetrafficrulesinyourm.5.HowmanysshouldIfollowtocompletethetask(完成任务).6.Ican’trememberthesoftheword“expensive”.7.Eddielaleginatrafficaccident.1.除非你赶快，否则一定会错过那趟火车的。,youwillsurelymissthetrain.2.我们按时完成这项工作有困难。Wetheworkontime.3.TheheadmasterhasbeentoChinatwice.(对划线部分提问)theheadmasterbeentoChina?4.It’sabouttwokilometersfromourschooltotherailwaystation.(对划线部分提问)isitfromyourschooltotherailwaystation.5.Tomgoesswimmingfivetimesaweek.(对划线部分提问)doesTomgoswimming?6.这幅画值多少钱？Howmuchthispicture?7.你知道如何提高记忆力吗？Doyouknowhowto?worth的用法1.主语+be+worth+名词（钱）表示某物值……Thiscountryisworthavisit.(值得游览)Thewalletisworth100yuan.(值多少钱)2.主语+be+worth+doingThiscountryisworthvisiting.Heisn’tworthgettingangrywith犯不着跟他生气3.It+be+worth+doing做…….是值得的Itisn’tworthrepairingthebike.
