About seventy percent of our earth _______ by water.
| A．is covering | B．is covered |
| C．are covered | D．are covering |
Her son _______ Coke, but now he ________ milk.
| A．used to drink ; is used to drinking |
| B．used to drinking ; drinks |
| C．is used to drinking ; used to drink |
| D．used to drink; is used to drink |
---- If you _____a new idea, please call me as soon as possible. ---Sure, I will.
| A．keep up with | B．catch up with |
| C．feed up with | D．come up with |
You look tired, you should have a good rest for _____ days
| A．a few | B．few | C．little | D．a little |
--- Would you like to come to our dinner party? --- ______.
| A．Yes, I would | B．Yes, I’d love to |
| C．No, I wouldn’t | D．No, I don’t go |
The boy saved every coin ______ he could buy his mother a gift.
| A．so that | B．in order to |
| C．because | D．although |