—Your boss looks rather a kind person. —But in fact he is cold and hard on us. You ______ believe it!

 There was something wrong with the network, or the e-mail____ earlier.

25. – Tom, it's too late. Our son ________ be back.– Don't be anxious. I dare say he ________ have some extra work to do.

Grace doesn’t want to move to New York because she thinks if she _____there ,she wouldn’t be able to see her parents very often.

----If a new difficulty ______, what would we do ?-----Don’t hesitate to turn to us .