动词填空 用括号内所给动词的适当形式填空。
Who can hold the party if Mr. White ____________ ( not be) here this afternoon?
Don’t you think it fun ____________ (ski) with friends in winter?
--- Hey, Ann. Let’s go swimming.
--- Just a moment. I ______________ (send) a message.
It’s cold. You’d better ____________(not stay) out too late.
We should spend as much time as we can  _________ (practise) reading English
Finally he _____________(choose) to stay at home and look after his sick younger brother.
Not only the twins but also Tom often________(mix) the sugar with the coffee together.
--- ______________ Jim ___________(join) in the next basketball match?
--- Of course he is. We can’t win without him.