1. (2019·青岛) 用所给词的适当形式填空。每词限用一次。

require,   organize,   wait,   connect,   sell

1. （1） Jack is a good learner because he always what he needs to learn with something interesting.
3. （2） English Day is coming, and we an English party soon.
5. （3） He  to hand in his science report last week.
7. （4） The writer is so popular that he more than 200,000 books so far.
9. （5） — Where is Grace?

   — She is at the gate of the theatre. She in line to buy tickets.