当你邀请别人一块去打乒乓球时,你应说:A.I want to play ping-pong. B.Let’s play ping-pong.C.You can play ping-pong.
My father is an _______, he _______ very hard.
How about _______ it Ben? And let him _______ with us.
- ____________________? - I get there by bike.
Mike ________ story books this evening.
- Where did you buy that? - Dad _______ it in Chinatown.