—It’s time that I ____ on night duty. I must be off now.
—I’d rather you ____ at home on such a family reunion night.
| A．am, stay | B．was, stayed |
| C．will be, to stay | D．be, will stay |
Tony was caught __________ at the meeting, which annoyed his boss.
| A．chatting | B．chat |
| C．chatted | D．to chat |
I hate going out alone, so I often ask my friend to __________ me.
| A．defend | B．protect |
| C．accompany | D．guard |
In spite of all the efforts __________ these endangered species, many of them have died out over the years.
| A．to protect | B．protecting |
| C．protected | D．having protected |
After the explosion, the roads are full of __________ people leaving the city.
| A．afraid | B．frightened |
| C．frightening | D．scary |
The news was, and there was a __________ look on her face.
| A．shocking; frightening | B．shocked; frightened |
| C．shocking; frightened | D．shocked; frightening |