—What do you think of __________ idea of taking part in ‘Earth Hour’?
—Wonderful! I’ve never heard of __________ one! We can reduce pollution in this way.
| A．an; the better | B．the; a better |
| C．an; a better | D．the; the best |
You can________music in the music room．
| A．listen |
| B．hear |
| C．listen to |
| D．hear to |
You can eat________outside．
| A．at |
| B．／ |
| C．in |
| D．on |
I arrive late________school this morning．
| A．at |
| B．for |
| C．from |
| D．in |
They walked because they couldn’t afford________a taxi．
| A．taking |
| B．to take |
| C．take |
| D．took |
Ben is a foreign teacher．So far，he________in Shiyan for five years．
| A．was teaching |
| B．has taught |
| C．will teach |
| D．taught |