--- Would you mind giving your advice on how to improve our efficiency?
--- If you make most of forty-five minutes classes day after day, there will be switch in grades.
| A．/; / | B．the ; a | C．/; a | D．the; / |
She liked the dictionary so much that she would like to take it ____________ it cost.
| A．why | B．how much | C．whatever | D．how expensive |
Don't be joking. It's time to____________ your business.
| A．set out | B．take up | C．go on | D．get down |
It may not rain, but you had better take an umbrella__________.
| A．in case | B．as well | C．as least | D．in need |
I'd like to be a professional singer, but I don't think I've got
| A．a good voice enough | B．a good enough voice |
| C．a voice enough good | D．an enough good voice |
. The most favorite room is the tidy study with a fireplace, we can watch TV and enjoy the nice scenery outside.
| A．where | B．when | C．that | D．which |