---Will you please stay here for the party?
---Sorry, I _____. I have to go to visit my grandfather in hospital.
| A．mustn’t | B．needn’t |
| C．can’t | D．won’t |
---Hi, Peter. Tomorrow is Sunday. Would you like ______ with me?
---Yes. Thanks .
| A．go swimming | B．to go swim | C．to go swimming | D．go swim |
______ swim in the lake. It’s dangerous (危险的).
| A．Not | B．No | C．Don’t | D．Doesn’t |
Every morning my father walks or runs _____an hour in the park.
| A．in | B．at | C．for | D．of |
At the weekend I often go to the bookshop ________ new books.
| A．look at | B．to have a look at | C．look for | D．to look on |
Today is Millie’s birthday. We share a big cake ___ her at her birthday party.
| A．of | B．to | C．with | D．on |