_____ impressed me was the boy’s ability to deal with this kind of difficult physics problem.
| A．Which | B．What | C．It | D．That |
Have you ever been to Mount Huangshan, ___________is famous for its pine forests and "seaof clouds"?
| A．what | B．where | C．that | D．which |
writing the article, Mrs. Curie even forgot her dinner.
| A．Absorbed in | B．Absorbing at | C．Having absorbed by | D．To absorb in |
While riding in the street, _____________.
| A．someone called me from behind | B．my bike broke down |
| C．I heard my name called | D．an old man knocked down |
—Can you give me the right answer?
-─Sorry I____________ .Would you repeat the question?
| A．hadn’t listen | B．haven’t lis tened |
| C．don’t listen | D．wasn’t listening |
—How do you find that Beatles’CD? —Wonderful. It’s well worth ____________.
| A．to listen to | B．to be listened to | C．listening to | D．being listened to |