it was suggested that these ____have their parents____. fer to,to come ferring to , come ferred to,come ferred to,come答案是c，為什么

熱心網友

refer 是及物動詞，要用成被動就必須加上介詞。referr to固定詞組 have(make ,let使役動詞） sb do sth.要省去to。suggest（ed） that－clause，注意要用虛擬語氣

熱心網友

referred to 修飾these,have sb do 是固定搭配

熱心網友

itwassuggestedthatthese(whoare)referredto(should) ferrto固定詞組have(make,let使役動詞)sbdosth.省去to。suggest(ed)that-clause,注意要用虛擬語氣

熱心網友

refer是及物動詞,要用成被動就必須加上介詞。樓上的也解釋清楚了。但是后面的應該是 是省略了的。只有getsbtodosth.

熱心網友

怎么C和D的答案一樣啊itwassuggestedthatthese____havetheirparents____.thesereferredto指的是these(whoare)referredto意思是上面提到的人havetheirparentstocome意思是讓他們的父母過來一趟 dosth.havesth.(tobe)done