【正文】
: We saw them go out. 被動(dòng)態(tài): They were seen to go out 主動(dòng)態(tài): He made us work. 被動(dòng)態(tài): We were made to work. 然而,惟獨(dú) let的被動(dòng)態(tài)后面的不定式不帶 to : 主動(dòng)態(tài): They let us go. 被動(dòng)態(tài): We were let go. 注意英語(yǔ)中有些情況不能用被動(dòng)語(yǔ)態(tài): 1) 所有的不及物動(dòng)詞和某些短語(yǔ),如: happen \enter\break out \belong to \date from\lose heart\take place 2) 某些動(dòng)詞形態(tài)上是助動(dòng)結(jié)構(gòu),但卻表示被動(dòng)意義,如表示狀態(tài)特征的系動(dòng)詞: look\ feel \smell\ taste\ sound\prove\appear等 The idea sounds interesting. Good medicine tastes bitter. 又如某些可以與 easily ,well等副詞連用的動(dòng)詞。 This chair was mad