--Jim is good basketball.---But he is weak in football.
---Would you like to play _______chess with me?------Yes, I’d like to, but I have to play _____piano with Lily this afternoon.
----Are these your crayons?------No, they aren’t_______. I think they are_________.
_________ the water was very cold,Wei Qinggang jumped into it to save the little boy.
We can’t put off _________ a plan. Volunteer Day is two days away.
---- You could call him ________.---- I don’t want to talk about it _________ the phone.