| A．have | B．is | C．has |
| A．to | B．at | C．For |
| A．Where are you going? |
| B．Are you going to the park? |
| C．I’m going to the park. |
| A．What are you doing? |
| B．Are you digging a well? |
| C．What’s wrong with you? |
| A．Tony should see the dentist. |
| B．You should see the dentist. |
| C．He should see the dentist. |
| A．Don’t | B．Do | C．To do | D．Does |
| A．slow down and stop | B．wait | C．go | D．I don’t know. |
| A．OK | B．Don't thank me | C．You're welcome | D．Yes |
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