His parents were worked that he_____too much time chatting on line.选择A:spent B:cost C:paid D:had
问题描述：
His parents were worked that he_____too much time chatting on line.选择A:spent B:cost C:paid D:had
应选什么,
答
A.他花耗费大量时间上网聊天,他父母为此而担忧.
spend time (in) doing sth.