The boy doesn't dften play football.(justnow)过去式 There isn't a pen on the desk..(a month ago) 过
问题描述：
The boy doesn't dften play football.(justnow)过去式 There isn't a pen on the desk..(a month ago) 过
答
The boy didn'tplay footballjust now.
There wasn't a pen on the desk a month ago.