РBРBРCРAР重难点集训Р03Р集训二Рask的用法Рask sb.to do sth.要求某人做某事Р★ask作动词,意为“询问”,对应词为answer,意为“回答”。Р如:Can I ask you a question?我能问你一个问题吗?Р★ask作动词,意为“要求;请求”,常用结构:Рask sb.for sth.问某人要某物Рask sb.for help.向某人寻求帮助Р重难点集训Р03Р集训二:Р学以致用Р单项选择。?( )1.You can ask the teacher ________ puter game.?A.to B.for C.in D.at?( )2.Our teacher asks us ________ hard.?A.study B.to study C.is D.to beРBРBР重难点集训Р03Р集训三Рand与but辨析Р如:I like blue,but my sister likes pink.?我喜欢蓝色,但是我的姐姐喜欢粉色。Р★and意为“和;又;而”,常位于句中,用来连接并列的成分,表示并列或顺承关系。Р如:There is a pen and a book on the desk.?桌子上有一支钢笔和一本书。Р★but意为“但是”,用来连接并列的成分,表示语义上的转折。Р重难点集训Р03Р集训三:Р学以致用РⅠ.单项选择。?( )1.I am looking for(寻找) my pen everywhere,________ I can't find it.?A.but B.and C.too D.for?( )2.My sister________ I are tidy,________my brother isn't.?A.and;and B.but;but C.and;but D.but;andРAРC
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