从方框中选择适当的单词完成句子

Mr Smith, who ______ is going to the zoo with us this afternoon?
The question is too difficult. ______ can answer it.
---Next week we are going to visit Beijing.
---Great! Have a ______ time.
I am hungry（饥饿的） now, but there is ______ in the fridge（冰箱）.
Don’t be ______! We don’t like playing basketball.