..TipsfortheMid-termexam单选冠词\代词a泛指ausefulbookthe（1）特指themaninthemirror/thegirlinblue（2）最高级(>=3)theslimmestinourclassthemostimportantpersonHavethe_____rice/the______bananas（3）两者比较theprettierofthetwins(只有ofthetwo前加the+比较级)anhonest/unhappy/activeboyanAmerican/eraser/instruction/example/excitingcompetition/earthquakean11-year-oldgirl/不可数名词Itishardwork/fun/usefuladvice/goodnews.p.s.1.it／one／that三者均可用作代词,指代前面提到的名词。一般说来,it指代同名同物;one与that则指代同名异物。Ihavelostmyumbrella;I'mlookingfor____.（该句中it就是指前面的myumbrella）Ihavelostmyumbrella;IthinkImustbuy____.（one在该句中表泛指,因为myumbrella已经丢了）Theumbrellayouboughtischeaperthan______Ibought.（替代词that在该句中特指“theumbrellaIbought”,以区别“theumbrellayoubought”）2.one与that虽可用来指代同名异物,但one为泛指,相当于a／an＋名词;that为特指,相当于the＋名词。所以one所指代的名词的修饰语一般为a／an／some／any;that所指代的名词的修饰语往往是the／this／that。Achairmadeofsteelisstrongerthan_______madeofwood.（该句中one可以换成achair）Thewaterinthecupishotterthan_______inthepot.（该句中that可以换成thewater）3.one只能代替可数名词单数,代替可数名词复数时用ones;that既可以代替不可数名词也可以代替可数名词单数,代替可数名词复数时用those。Ilikethispenmorethanthat______.（one代替可数名词单数pen）Therewereafewyoungpeopleandsomeolder_____inthehouse.（ones代替可数名词复数people）Mary'shandwritingisfarbetterthan_______ofPeter.（that代替不可数名词handwriting）Thesepicturesaremorebeautifulthan_________.（those代替可数名词复数pictures）比较级+最高级形容词前be动词不能丢！同一类别才能比较！Millie’sPhysicsisbetterthanTom’s.副词前不加be动词！Shedrawsmorecarefullythananyotherstudentinhisclass.最高级前、最多最少、两者比较前要加the！最高级与比较级之间的转换！Jackisthetallestboyinhisclass.=Jackistallerthan____________/all______________inhisclass.*Jackistallerthan__________inhisclass.(不同属性)ShanghaiislargerthananyothercityinChina.ShanghaiislargerthananycityinJiangsu.（不同范围）（5）more...than/less...than和(not)as...as...的互换！Playingchessisnotasinterestingasplayingthepiano.=Playingchessislessinterestingthanplayingthepiano.=Playingthepianoismoreinterestingthanplayingchess.（6）特殊句式：Myfathersangworstinmyfamily.Noonesangworsethanhe.Thebusiersheis,thehappiershewillbe.Themorecarefulyouare,thefewer