[Present time] Use Progressive for complain

把現在或過去進行式加上，副詞如 always/forever/constantly 表示對某件事情頻頻發生的不滿。

例句 1：

He is playing loud music.

He is constantly playing loud music.

I didn’t like Mary as a roommate last year. She was always leaving dirty socks on the floor.

She was leaving dirty socks on the floor when I was cleaning.

例句 2：

______ riding a bike every day help you stay healthy?

A. Do

B. Is

C. So

D.Does

Ans:D