Our teachers always tell us fast when we go to or from school.
| A．not ride | B．don’t ride | C．to not ride | D．not to ride |
The Greens ______ in Paris and now they________ in China. They like China.
| A．used to live; are used to living | B．are used to living; used to live |
| C．use to live; used to live | D．used living; used to living |
None of them knew what happened __________we told them about it.
| A．since | B．after | C．until | D．while |
The shopping mall will ________young people ________work.
| A．provide; with | B．provide; to | C．give; to | D．give; with |
---Look at the boy running on the playground. Is it David?
---It ______ be him. I saw him go to the teachers’ office just now.
| A．mustn’t | B．can’t | C．couldn’t | D．must |
The old man lives________, but he doesn't feel________.
| A．alone; lonely | B．alone; alone | C．lonely; lonely | D．lonely; alone |