—It's late. I have got to leave now. —OK. __________
| A．Thank you | B．Don't worry |
| C．I'm sorry for it | D．Take care |
--Have you ever been to Beijing?---Yes, and I still remember ___ there when I was a little boy.
| A．to take | B．to be taken | C．taking | D．being taken |
He'll never say a word about it ___ you have explained it to him.
| A．once | B．before | C．on order that | D．so that |
He hasn’t decided which hotel ___. Nor have I .
| A．to stay | B．for staying | C．to stay in | D．for staying in |
---How do you ___ the picnic? ---It's wonderful.
| A．think | B．think about | C．like | D．like about |
Is there enough time ___ now? Yes, take it easy.
| A．leaving | B．being left | C．left | D．having been left |