They became friends again that day.Until then,they_____to each other for nearly two years.
| A．didn’t speak | B．hadn’t spoken |
| C．haven’t spoken | D．haven’t been speaking |
The chairman thought ____ necessary to invite Professor Smith to speak at the meeting.
| A．that | B．it |
| C．this | D．him |
It is not expected ____ he said caused so much discussion at the meeting.
| A．that | B．what that |
| C．what | D．that what |
He is always ready to help others. That’s one of his _____.
| A．strengths | B．powers |
| C．abilities | D．benefits |
Please remind me in case I ______ forget.
| A．could | B．would |
| C．should | D．will |
The bridge ____ in the 1800’s was the oldest building in this village.
| A．to be completed | B．having been completed |
| C．completed | D．being completed |