Are thoes your pen friend?- yes,_________ A:they are B:they're C:they are not D:they aren't 是选a还是b,还是选什么,我看不出a和b 有什么区别噢.

问题描述:

Are thoes your pen friend?- yes,_________ A:they are B:they're C:they are not D:they aren't 是选a还是b,还是选什么,我看不出a和b 有什么区别噢.

选A,肯定形式一般不用缩写