Mr Wang is an excellent teacher. He is ______ to spend a lot of time explaining things to us.
--He hardly has any spare time for his hobbies, _________ he? --________. He has too much homework to do every day.
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.