资源描述：
《Unit1重点句型精讲》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、Unit1重点句型精讲1.疑问词+不定式【原句回放】Thedoctorsdon’tknowexactlywhatiswrongwithme,sotheydon’tknowhowtomakemewell.【点拨】不定式和疑问词whether,what,which,whom,where,when,how,why等连用，在句中起名词性作用，常跟在tell,know,show,decide,learn,wonder，explain,advise,teach,discuss,findout等动词后作宾语，有时也作主语、表语。例如：Doyou
2、knowhowtoproveanewideainscientificresearch?Howtodoitisaproblemformenow.Themostimportantproblemishowtogetsomuchmoney.【拓展】介词后一般不直接跟不定式，但可以跟疑问词+不定式短语作宾语。例如：MarygavesomeadviceonhowtolearnEnglish.Ihavenoideaofhowtodoit.【随时练】①--Doyouhavetheexperiencelikethat?--Well,I’vedone
3、theworkbefore,soIknowwhat_____inmynewjobhere.A.expected B.expecting C.toexpect D.tobeexpectingkey：C。2.sothat【原句回放】Thereshouldbeaspaceattheendofeachrowsothatpeopleinwheelchairscansitbesidetheirfriends.【点拨】sothat：inorderthat;withtheresultthat。作“以便”，“为的是”讲，从句中通常用may(m
4、ight)或can(could)等情态动词。例如：WelearnEnglishsothatwemaygetmoreknowledge.【拓展】1）如果sothat引出的从句为否定结构，则其谓语多用should+v原形，此时，sothat常译为“免得，以免”。例如：Helookeddownsothatsheshouldnotseehiseyes.2）sothat意为“以便于”，引导目的状语从句；而so…that…意为“如此……以至于”，引导结果状语从句。3/3【随时练】Johnshuteverybodyoutofthekitchen
5、_____hecouldpreparehisgrandsurprisefortheparty.A.which B.when C.sothat D.asifkey：C。句意：约翰把每个人都关在厨房门外，以便他能够为晚会准备一份巨大的惊喜。sothat:为了；以便于3.be+形容词+todo【原句回放】Thebuttonsintheliftshouldbeeasyforpeopleinwheelchairstoreach…(Page8)【点拨】beeasytodo中，easy后用不定式的主动表被动。有此用法的形容词还有：impo
6、rtant,light,difficult,heavy,comfortable，fit等。例如：Thiskindofwaterisn’tfittodrink.Theboxisdifficulttocarry.【随时练】Comeandseemewhenever______.（03全国）A.youareconvenient B.youwillbeconvenientC.itisconvenienttoyou D.itwillbeconvenienttoyou.key：C。convenient指做某事对某人来讲是方便的，而不能
7、理解为，某人是方便的。故排除A、B。D项时态不对，whenever引导时间状语从句，用现在时表将来。4.usedto【原句回放】Infact,IusedtodreamaboutonedaybeingafamousfootballplayerandrepresentingmycountryintheWorldCup.(Page1)【点拨】usedtodosth：indicatingafrequentpracticeinthepast:过去常常做某事。只用于过去时态。表示今昔对比，暗含现在已不再是原来的样子了。例如：Heusedtog
8、etupearly.IusedtogotoofficeonfootbutIdon’tdothatnow.【拓展】1.thereusedtobe…:过去有……Thereusedtobearestauranthere.2.beusedtodoingst
