---I am going to Mount Tai on Sunday with my parents.
---____________
| A．Have a nice day. |
| B．You are welcome. |
| C．I am sorry to hear that. |
| D．Why not go to Mount Tai? |
The girl is young. She doesn’t know the way ______ home.
| A．go | B．to | C．across | D．/ |
---It’s so hot. Why not ______ swimming?
---It’s a good idea. Let’s go.
| A．go | B．goes | C．going | D．to go |
Please be careful when you walk ______ the street. There are so many cars.
| A．with | B．over | C．across | D．behind |
---Does Cindy go to school by _____ bus?
---No, she doesn’t. She takes ______ underground.
| A．a; the | B．/; the | C．the; / | D．the/ an |