We Professor Smith the day before yesterday to celebrate his birthday.

We Professor Smith the day before yesterday to celebrate his birthday.

题目
We Professor Smith the day before yesterday to celebrate his birthday.
We _______ Professor Smith the day before yesterday to celebrate his birthday.
A.called forB.called onC.called outD.called up 为什么呢?
答案
B
call on 拜访
call for 要求,需要
call out 唤起;出动;大声叫唤
call up 打电话给;召集;使想起;提出
根据意思判断是call on
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