题目内容：

this fridge needs( )I think I need( )Uncle Zhnag for help to mend/mending to ask/asking怎么回答

优质解答

this fridge needs( mending)I think I need (to ask )Uncle Zhnag for help .
need 后跟动名词表被动,主语是物,桥需要修理.need 后跟不定式时,主语一般是人.