Unit 2Ill help to clean up the city parks.第三课时(Grammar Focus4c)单元同步语法精讲精练注意动词不定式的否定形式是由“not动词不定式”构成。eg：Jim told me not to eat junk food.吉姆告诉我不要吃垃圾食品。动词不定式可与what，which，how，where等连用。eg：I dont know where to go.我不知道去哪里。在某些复合宾语中，常用it代替不定式作形式宾语，而把不定式放在后面。eg：I find it useful to learn English well.我发现学好英语很有用。表示感觉的动词，如see，hear，notice，feel等，以及使役动词let，have，make等后常用省略to的不定式。eg：I heard her sing a beautiful song in the next room.我听见她在隔壁唱了一支优美的歌。动词副词这类短语动词可接宾语，也可不接宾语。当其宾语是名词时，位于短语动词之后或之间均可；当其宾语是代词时，则只能置于短语动词中间。常见的此类副词有away，out，off，up，down，back，in，along等。eg：cheer up振奋起来 clean up打扫干净put up张贴；举起 turn up调大动词副词介词eg：run out of用完，耗尽get out of离开，从出来look forward to盼望，期待come up with想出动词名词这类短语中常见的动词有have，take，give，make等。eg：have a rest休息一下take a walk散步make a wish许愿 take a message捎个口信动词名词介词eg：have a look (at.)看一看()make friends (with.)(与)交朋友be形容词介词eg：be good at擅长于be good with对有办法be interested in对感兴趣一、用所给单词的适当形式填空。1Mr. Miller gave up his job _(look) after his sick daughter.2Kate would like _(be) a teacher when she grows up.3Mrs. Hand didnt let me _ (give) out the newspapers.4Every weekend Alice works in the club _ (help) kids read and write.5Mom asks me not _(spend) too much time on computer games.to lookto begiveto helpto spend二、单项选择。6What did you do on Earth Day this year?We _ a show to spread the message about protecting the environment.Aput onBput upCput away7They heard the party was _ because of exam.Aput on Bput up Cput off Dput down8Martin and Susan _ for Shanghai to attend an international meeting yesterday.Aset off Bfell offCput off DkeptACA9There are so many problems.Im so afraid.You should try to _ your shyness first.Youre not a child any more.Apick up Btake awayCtake off Dget over10Jason，would you please _ this notice?With pleasure.Aput on Bput offCput up Dput outDC11Paul made a nice cage _ the little sick bird till it could fly.Akeep BkeptCkeeping Dto keep12When the child saw his uncle，he ran up _ hello to him.Asay Bsaid Csays Dto say13When you leave，please turn off the light _ energy.Asave Bto save Csaving DsavedDDB14_ English well，one must have a lot of practice.ASpeaks BTo speakCSpoken DSpeak15Why is Linlin practicing speaking English?_ abroad for further study.AGo BGone CTo go DGoesBC三、根据汉语意思完成句子。16你可以参加我要上春晚的选拔。You could _ the show I want to be on the Spring Festival Gala.17我妹妹可以分发这些饮料。My sister could _ these drinks.18他们可以帮忙张贴一些通知。They could help _ some notices.19你们可以想个好办法来帮助琳达。You could _ a good way to help Linda.20他很担心他生病的母亲。He _ his sick mother very much.try out forgive out(to) put upcome up withis worried about本课时其他知识点精讲精练 raise动词，意为“筹集；征集”。eg：They are raising money for the poor.他们正在为穷人募捐。【拓展】raise作动词，还可意为“举起，抬起；养育，饲养，种植；提高，升高”等。alone形容词，意为“独自的；单独的”。强调实际情况，不带感情色彩。eg：He lives alone，but he doesnt feel lonely.他一个人生活，但他不觉得孤独。重点短语归纳be busy with/doing sth. 忙于(做)某事at least 至少stop doing sth. 停止做(正在做的)某事stop to do sth. 停下来去做(别的)某事1Sally，stop _ TV！Its time to go to bed.OK，Mum.AwatchBto watchCwatchingDwatched2The boy did his homework with the help of his father in the past.But now he can do it alone_Afor himself Bon himselfCby himself Dwith himself3She _(筹集) money for the Childrens Hospital.4Her father is always _ (忙于) his work.5He visited his grandparents _ (至少) once a month.CCraisedbusy withat least