单选题 I ______ go there this morning, so I stayed at home.
A．didn't need to B．didn't need C．needn't to

【正确答案】 A
【答案解析】本题考查情态动词的用法。need作情态动词用时，是need do sth./needn't do sth.;need作实意动词用时，是need to do sth./not need to do sth.。