Some children have_______ sugar and it is_______ their teeth.
| A．too much; bad for | B．much too; good for |
| C．too many; bad for | D．too much; bad to |
She said that her car needed ______.
| A．repaired | B．to repair |
| C．being repaired | D．repairing |
By the time he ______ at the railway station, the train ______.
| A．had arrived; had left |
| B．arrived; had left |
| C．arrived; left |
| D．arrived; has left |
–We will visit the Summer Palace ______ there is a heavy rain tomorrow.
--OK! Boating on the lake must be great fun.
| A．if | B．as soon as |
| C．unless | D．since |
–How long ______ the restaurant ______? --For eight years.
| A．has; opened | B．has; been opened |
| C．did; open | D．has; been open |
–What should I do ______ healthy, doctor? --You should take more exercise.
| A．keep | B．to keep |
| C．keeping | D．keeps |