He is one of the boys who _____ here on time. He is the only one of the boys who _____ here on time.
| A．has come; have come | B．have come; has come |
| C．has come; has come | D．have come; have come |
The dam is 3800 ___. It is a 980 ___ dam at the base.
| A．metres long, metres wide | B．metres-long, metres wide | C．metres long, metre-wide |
| D．metre—long, metres wide |
I don't think it's a good idea, ___ ?
| A．is it | B．isn’t it | C．do I | D．don't I |
China has thousands of islands, the largest ___ is Taiwan.
| A．in which | B．which | C．in that | D．of which |
In China, the needle treatment dates __ ancient times.
| A．from | B．back to | C．back from | D．both A and B |
He’d like __ by air to Egypt, ___ he?
| A．to go, hadn't | B．going, wouldn't | C．to go. Wouldn't | D．going, shouldn't |