____ friend of my grandfather’s will come tomorrow. I’m wondering how old ____ man he might be.
| A．The; a | B．The; the | C．A; a | D．A; the |
There was an ______ look on his face when the actress appeared.
| A．excited | B．excite |
| C．exciting | D．excitedly |
A car was hit by a log falling off a truck, _____ two passengers in the car.
| A．kill | B．to kill | C．killing | D．killed |
If we ____ now to protect the environment, we will live to regret it.
| A．hadn’t acted | B．haven’t acted |
| C．don’t act | D．won’t act |
You can’t imagine the trouble we had ____ in touch with him.
| A．got | B．to get | C．get | D．getting |
____ this car with that one, he chose the latter.
| A．Comparing | B．Compared |
| C．To compare | D．Compare |