The company will offer a reward for the best designs, no matter how much they will ________.
| A．spend | B．take | C．cost | D．pay |
-- You look_____. Why?--I lost my ID card.
| A．happy | B．sad | C．tired | D．bored |
I met Li Lei_____ hospital last Sunday. He was ill_____ hospital then.
| A．in the, in the | B．in, in the |
| C．in the, in | D．in, in |
The earth will become worse and worse ________ we do something to stop her from being polluted.
| A．if | B．even if | C．when | D．unless |
I _______ riding my bike________ taking buses to school.
| A．prefer; to | B．prefer; rather than |
| C．would like; to | D．would rather; than |
— Can you come and play football with me?
—______. I have a lot of homework to do.
| A．Excuse me | B．I’d like to |
| C．I’m afraid not | D．It’s a pleasure |