语法点击实战演练单元语法聚焦四语法点击usedto的用法usedto表示“过去常常；以前常常”，用于描述过去经常发生的动作或存在的状态。usedto后跟动词原形。关于usedto的用法，有以下三个考点：考点1：含有usedto的句型肯定句：I/You/We/They/He/She/Itusedto＋do否定句：I/You/We/They/He/She/Itdidn'tuseto＋do单元语法聚焦四一般疑问句及其回答：—Didyou/we/they/he/she/ituseto＋do?—Yes,…did./No,…didn't.特殊疑问句：疑问词＋did＋主语＋usetodo…？如：IusedtobeshortwhenIwasyoung.我小时候个子矮。Ididn'tusetowalktoschool.我过去不常走路上学。—Didyouusetohavestraighthair?你过去是直发吗？—Yes,Idid.是的，我是。Wheredidyouusetolivebeforeyoucamehere?你来这儿之前住在哪儿？单元语法聚焦四考点2:含有usedto的反意疑问句，附加疑问部分用“didn't＋主语”。如：Heusedtowearglasses,didn'the?他过去戴眼镜，不是吗？单元语法聚焦四考点3：usedtodo与beusedtodoingusedtodo表示“过去常常”，usedto后面必须跟动词原形，而beusedto是“习惯于”，表示某一客观事实或状态，不强调动作，to是介词，后面接名词或动名词。get/becomeusedto指从不习惯到习惯这一过程的转变。另外，它往往包含着克服困难去适应的意思。如：Iamusedtotheweatherhere.我已经习惯这里的天气了。Youwillsoongetusedtotheweatherhere.你不久就会适应这里的天气。实战演练单元语法聚焦四()1.Herson________Coke,butnowhe________milk.A．usedtodrink;isusedtodrinkingB．usedtodrinking;drinksC．isusedtodrinking;usedtodrinkD．isusedtodrink;isdrinking()2.Theyusedtogoshoppingtogether,________？A．didn‘ttheyB．weren'ttheyC．didtheyD．usedtheyAA单元语法聚焦四()3.Myuncle________abusinessman,butnowheisafactoryworker.A．usedtobeingB．wasusedtobeC．usetobeD．usedtobe()4.—Didyouusetobeafraidofbeingalone?—________.A．Yes,IusedB．Yes,IuseC．No,IdidD．No,Ididn'tDD单元语法聚焦四()5.Heusedtowearwhitesportsshoes,________？A．washeB．wasn'theC．didn'theD．usehe()6.Betty________manyfriendstoplaywith.A．usedtohaveB．usetohaveC．usedtohavingD．usetohavingCA单元语法聚焦四()7.Maryusedto________towork,butsheisusedto________toworknow.A．ridingabike;takingabusB．ridingabike;takeabusC．rideabike;takingabusD．rideabike;takeabusC
