—Look! The man at the gate _______be our headmaster. He is always standing there every morning.—No, it_______ be him. He is holding a meeting in the office now.
--- Do you know when hetomorrow? --- Don’t worry. I think as soon as he, he will give you a call.
--- Jim tookone-hour ride just now. What a short time he spent finishing such a long way! --- He is _____experienced rider.
- -I’m going to have a trip to Window of the World. ---_________.
--Have you returned the book to the library _______? --Yes, I have ____ returned it.
The old man lives ________in a _________ house. He sometimes feels__________.