Those are my twin sisters. _______ of them are interested in soap operas.
| A．Each | B．All | C．Both | D．One |
Do you know ________danger they faced at that time? Anyway, they survived at last.
| A．how soon | B．how long |
| C．how often | D．how much |
Not only the students but also their teacher_______ the Great Wall before.
| A．have been to | B．has been to |
| C．has gone to | D．went |
The teacher asked us to write _______article about pollution.
| A．a 800-word | B．an 800-word |
| C．a 800-words | D．an 800-words |
_______ the street, don't forget to watch the traffic lights.
| A．While crossing | B．While crossed |
| C．While being crossing | D．While be crossed |
-Is Jay Chow famous _______an actor?
-Maybe, but I think he is more famous _______his music.
| A．as, as | B．as, for |
| C．for, for | D．for, as |