大卫,该睡觉了。A. It’s time to go to bed, David.B. Go to bed, David.C.Shall we go to bed, David?
( ) A cow is ________ bigger than a mouse.
() The bed ________ the right is yours
( ) —_________are his football clothes? — Under the bed.
( ) I have two good pen friends. One is an American, _________is in England.
( ) There are so many people in the shop. You must _________ your things.