he is sure ( ) his anser to the question.A.forB.ofC.toD.with_英语解答

he is sure ( ) his anser to the question.
A.for
B.of
C.to
D.with

人气：459 ℃　时间：2020-02-03 21:54:57

解答

B`
be sure of 是固定搭配~意思是主观对自己有信心
be sure to意思是别人（客观）对自己有信心