题目内容

He's been _______ on the phone all morning.

A. talking
B. talked

查看答案

搜索结果不匹配？点我反馈

更多问题

I've_______ playing this game for hours now.

A. being
B. been

My dad_______ been feeling well for a few days.

A. hasn't
B. haven't

They've_______ studying since 10 o'clock.

A. been
B. being

We_______ been living here for very long.

A. haven't
B. hasn't