问题
选择题
You ________ in person; a telephone would have been enough.
A．couldn’t have come
B．needn’t have come
C．shouldn’t have come
D．mustn’t have come
答案
答案：B
题目分析：考查情态动词的用法。题意：你本来不必亲自来的，打个电话就行。needn’t have done sth.表示“做了没有必要做的事”。选择B项。