If he ___ me his telephone number yesterday, I ___ able to ring him up now.

Watch out for these animals! They could be terrified ______ a sudden loud noise．

Listen! His family must be quarreling, _____?

.—Would you mind if I opened the window?
— ____. In fact , I was going to suggest you _____it.

All the settlers nearby demanded that the night club       away as soon as possible.

---- I can’t get through to the general manager’s office anyhow.
---- The line is busy. Someone ___________ the telephone.

It is important to know about the cultural differences that______ cause problems．

Thank you for all your hard work last week. I don’t think we ______ it without you.

The plant is dead. I ______ it more water.

Although she didn’t know the best way of getting to places, she insisted that she ____________ the trip properly.