—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; / |
The fact is that I earned my passage by working as an unpaid hand, which _______ my appearance.
| A．accounts for | B．turns up | C．dresses up | D．cuts down |
_______ is even important is ______ as the earth cooled down, water began to appear on its surface.
| A．That, that | B．What, that | C．What, what | D．It, that |
When we get closer to the moon, we shall feel its gravity pulling us, but it will not be ________ the earth’s.
| A．as a strong pull as | B．a pull as strong as | C．as strong a pull as | D．as strong pull as |
Why______you do everything as if you have to win?
| A．must | B．can | C．need | D．shall |
–Try not to work yourself too hard. Take it easy.
–Thanks. _______.
| A．No way | B．So what? | C．You too | D．What for? |