The company guaranteed a call-back policy_______their products have any risk in safety.

．— Why does Michael know so much about Angkor Watt?
　　　　— He ________ have been there, or...

On rainy days, accidents______ happen sometimes on steep roads.

——What kind of car do you want to have? A large 0ne?
—Well，it_______ be large．——that’S not important．

You are thirsty, aren’t you? _____he get you some coffee?

______read the letter for you?

The boss said to the secretary, “If you work well, you ______ have a rise.”

—I promise that she ______ get a nice present on her birthday.
—It will be a big surprise to her.

—Do you mind my opening the window?
—Well , I’ d rather you _____.

—Who _____ it be that is knocking at the door?
—It ______be father, but I’m not sure.