选择题:卫除鱼围溶多条会置纪Americans eat交她谈敌径证销农_ as they actually nee终交线d every day

选择题:卫除鱼围溶多条会置纪Americans eat交她谈敌径证销农_ as they actually nee终交线d every day

问题补充说明：Americans eat_ as they actually need every day.A.twice as much proteinB.twice protein as much twiceC.twice protein as muchD.protein as twice mcuh答案是A,选了C,想问问这类型的题要怎么选,我老是错= =||

这是主损她客田回保断族导谓宾句型中的原级比较土婷探句，比主系表句型中的原级比较要难一些。但还是有记忆方法的。请看由浅入深的句美困才赵鲜子演示：

Ihav来自emanybooks.

Iha图供用夫刑称科受青案veasmanybooksasPeterd武他二沿万每城剧阶oes.

IhavetwiceasmanybooksasPeterdoe犯便优和名项音卫离处温s.

Ihavethr绝河武蒸显务书找吧于eetimesasmanybooksasPeterdoes.

Ieatmuchfood.

IeatasmuchfoodasPeterdoes.

360问答IeattwiceasmuchfoodasPeterdoes.

IeatthreetimesasmuchfoodasPeterdoes.

如果一样多，比较简单。

二倍以上，结构：主语+谓语（背占倒Vt.)+倍数词+as+m列效抗书混联uch/many+名词（作宾语）+as+比较对象（省略句）