—Be quiet, Mr. Smith is coming.—Don’t worry. It _____ be him. Mr. Smith is much taller.A. mustn’t B. must C. can’t
Father has had the computer _________. Now it works very well.
There are _______ in the reading room, but many of those books aren’t _______ to read.
Mrs Smith has a cute baby. It often smiles at people _________.
-- What shall we do this weekend ? --You can go swimming, hiking or _________ else you enjoy doing.
–Mr Brown asked me to remind you of the meeting this afternoon. Don’t forget it ! --OK, I __________.