---Can tigers swim? --- ________. A. Yes, they can’t. B. No, they can’t. C. No, they can.
--_________ bed now, Liu Tao. --OK. Good night, Mum. A. School B. Go C. Go to
This is _______ orange. A. an B. a C. some
--_________ up, Nancy. --OK. A. Go B. Get C. Go to
Look, that’s ___________ sweater. A. a B. an C. /
__________ the tap, please. A. Turn on B. Open C. Close