2020届高考英语一轮复习SBⅡUnits7-8精品学案大纲人教版

重点句型1. …and leaves a person defenceless against infections and illnesses.(SBⅡ U7)……使人丧失对感染及疾病的抵抗力。le

重点句型 1.…andleavesapersondefencelessagainstinfectionsand illnesses.(SBⅡU7) ……使人丧失对感染及疾病的抵抗力。 leavevt.让……处于某种状态 ①PleaseexcusemeifI__________________(对你的任何问题都没有回答)． ②Extremelyangry,Mumwalkedawayand__________________(留下我一人坐在 那儿). ③I__________________(让门开着)whenIleaveincasehecomesback. ④Itshouldbebetterto__________________(让他自个儿做). 【答案】 ①(have)leftanyofyourquestionsunanswered ②leftmesittingthereallbymyself ③willleavethedooropen ④leavehimtodoithimself 2.Learningaboutfirstaidisthebestwaytomakesurethatwewill nothavetofeelthatwecouldhavedonemore.(SBⅡU8) 学习急救是保证遇到此类事情不留遗憾的最佳途径。 couldhavedone的用法：