Can I see you headmaster at the moment,please?I'm afraid not.He( ) to the USA.He ( ) back 2 days later.A .flew ,will come B.has flown ,will come如果选A 给我个理由
问题描述：
Can I see you headmaster at the moment,please?
I'm afraid not.He( ) to the USA.He ( ) back 2 days later.
A .flew ,will come B.has flown ,will come
如果选A
给我个理由
答