—Who______ it be that is knocking at the door? —It ______ be Father, but I’m not sure.
Mary wanted to travel around the world all by herself, but her parents did not ___ her to do so.
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.”
— Alice came back home the day before yesterday. — Really? Where ______?