—What did you do during your summer holiday?
—I spent my holiday _____ English in summer classes.
A. improving B. improves C. to improve
I _____ the way to his office because I didn’t know how to get there.
A. was showing
B. showed
C. am shows
D was shown
I wasn’t told _____.So I called you for help.
| A．when start |
| B．when to start |
| C．to how start |
| D．how start |
The old man felt quite lonely _____ such a cold night.
| A．in |
| B．on |
| C．at |
| D．for |
In those days, few people liked dancing,_____?
| A．didn’t they |
| B．did they |
| C．don’t they |
| D．were they |
-- Is the Nanjing Bridge open to the public yet?
---Yes. It ____ for almost one and a half months .
| A．has opened |
| B．has being opened |
| C．has been open |
| D．was open |