To their relief, the doctor told them that if proper _______, Betty could recover very soon.
| A．treating | B．treated |
| C．being treated | D．to be treated |
He dropped the ___ and broke it.
A. coffee cup B.coffee’s cup C cup of coffee D. cup for coffee
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 |