-You needn't take an umbrella. It isn't going to rain.-Well, I don't know. It __________ do.
The manager was concerned to hear that two of his trusted workers ______.
Be- you can't expect me to finish all this work in so little time.
A number of high buildings have arisen _______ there was nothing a year ago but ruins.
- I don't know about you, but I'm sick and tired of this weather. -. I can't stand all this rain.
If we _______ adequate preparations, the conference wouldn’t have been so successful.