【正文】
表語從句 , 同位語從句 , 介詞后面的賓語從句以及后面直 接跟 or not 時(shí)只能用 whether,不用 if . whether和 if 引導(dǎo)名詞性從句與 that 引導(dǎo)名詞性從句區(qū) 別 : whether ,if 引導(dǎo)的從句是由一般疑問句轉(zhuǎn)化而來的 ,含有疑問意義 。常見詞如下:advice,ask ,decide,mand,demand,insist,order,propose, request,require,remend,suggest,urge等。這類名詞有:advice,desire,decision,idea,order,plan,proposal,recommendation,request,suggestion等。worth \worthy . Tom enjoyed___again by working in the factory because he often hates____while staying alone at home all day long. \that \it \it \that keeps her awake at night___Tom is getting more and more quiet at home. \which \that \what \that you ’s address is? He may live at or of Changan ’m not sure of____. \which \which \what \where D C C B B