Due to the widespread ________ of this medical technology，more diseases can be discovered and treated at an early stage.
A．presentation B．application C．qualification D．appreciation
The book was written ______ careful observations and detailed studies.
A. on behalf of B. regardless of C. on the basis of D. in relation of
You had better ______some time every day for sports so that you can keep yourself energetic.
A. set aside B. take up C. put away D. give out
Don’t take it seriously, Alice. I wasn’t making ______ fun of you — it’s nothing but ______ joke.
A. 不填; the B. the; the C. the; a D. 不填; a
——Mum, can you drive faster to the airport?
——Honey, ______, for we still have one and a half hour.
A. take it easy B. take your time C. forget it D. with pleasure
By 16:30, ______was almost closing time, nearly all the paintings had been sold.
A. which B. when C. what D. that
