单项选择题
I______ of his course of action, so I told him to go ah...
单项选择题I______ of his course of action, so I told him to go ahead.
The problem has been（）my mind all day.A. preying onB. g...
单项选择题The problem has been（）my mind all day.
A. preying on B. getting at C. taking on D. seeing to
Americans are highly （）, and therefore may find it diff...
单项选择题Americans are highly （）, and therefore may find it difficult to become deeply involved with others.
A. moving B. mobile C. movable D. motional
