—Mr. Wang’s never been to Canada, has he?— . He went there on business last week.
He can swim very well, ______ he doesn’t want to join the club.
Are you good at playing _______ guitar or _______ basketball?
What’s ____________ favourite subject?A.Ken B.Ken is C.Ken’s
All my classes finish ____________ 4:00 p.m.A.in B.on C.at
Every day I can play computer games ____________ one hour.A.on B.for C.at