【单选题】
________you need to be able to concentrate.
【单选题】
The __________ feelings are good for health.
【单选题】
She never married and she never went to school____________ .
【单选题】
What role does a teacher play in the following activity? When students are doing a group-work task, the teacher joins one or two groups for a short period of time.
【单选题】
Most importantly, such an experience helps ____ a heightened sensitivity to other cultures and will bring about a greater appreciation of one’s own culture as well.
【单选题】
Nothing is ( ) than good health.
【单选题】
( ) smoking do harm to our health?
【单选题】
A precis should be concise; that is, it should be [] than the original material.
【单选题】
Poor health can be[填空] to unemployment.
【单选题】
I haven’t read ____ of his books, but judging from the one I have read I think he’s a very promising writer.