﹣﹣Do you mind telling me how to start this machine？
﹣﹣ . It's very easy. Do it like this.（ ）
| A． |
Yes， of course. |
B． |
No， not at all. |
| C． |
No， thanks. |
D． |
Yes， you are right. |
It is very important for us_____ English well.
| A．learn | B．learning |
| C．to learn | D．learned |
Class is over. It’s time ______ you ______ a rest.
| A．to; to have | B．for; have |
| C．to; have | D．for; to have |
Ty to sing more English songs , and you will find it interesting _______ a foreign language.
| A．learning | B．learn |
| C．to learn | D．learns |
We all need partners _______.
| A．to practice speaking English |
| B．practice speaking English with |
| C．to practice speaking English with |
| D．to practice to speak English |
The river is too wide for the swimmers _______________.
| A．to swim | B．to swim in |
| C．to swim across | D．swimming |