he runs as quickly as i do后面的i do是什么语法,为什么要这样用?

he runs away as quickly as he can翻译 The girl runs ________ that boy.A.twice as quickly B.twice as quickly as C.twice quickly as D.twice quickly Ben runs as quickly as Tom.为什么用quickly? he runs as quickly as i do后面的i do是什么语法,为什么要这样用? 用副词的适当形式填空.A duck can certainly swim ________(well) than a hen.The boy runs almost as _________(badly) than Joe.The boy runs almost as ______________(quickly) as his teacher.He could drive as _________________(carefully) as his fa 用副词的适当形式填空1 A duck can certainly swim___(well)than a hen.2 The boy runs almost as___(badly)than Joe.3 The boy runs almost as___(quickly) as his teacher/4 He could drive as_____(carefully)as his father5 This article is slightly___( Tom runs very quickly ,but he does' run very fast .peter runs very slowly ,but he runs veiy fast. 连词成句1.car,does ,he,a,to,work,drive 2.runs,the,river,too,for,boats,quickly 英文he runs quickly为什么不是he runs quick?为什么要用副词quikcly呢?不用形容词quick呢? Mother asked me to come back_____.A.as soon asB.as soon as possibleC.as quick as I canD.as quickly as he can Jack runs much -------than Ben A.more quickly B.more quick C.quickly D.quick Jack runs much ____________ than Ben.A.more quickly B.more quick C.quickly D.quick mary runs ____than my sister and I. a.quickmary runs ____than my sister and I. a.quick b.quickly c.much quickly d.more quickly Linda runs ( ) ,and her brother runs ( ) (quickly) The thinner one runs faster and he quickly jumps onto the train .汉语~·`· he runs very quickly 有没有语法错误?very 如何修饰副词? She runs quickly 改成感叹句 Tom doesn't jump ________ Mike, but he runs ________.A.so higher as; fasteA..so higher as; fasterB.as high as; fasterC.so high as; fastD.as highly as,much faster