When ________ about one of the biggest problems today, many people say that an e
题型：同步题难度：来源：
When ________ about one of the biggest problems today, many people say that an energy crisis is
approaching and is threatening mankind"s survival.
|
| [ ] |
A. asking
B. being asked
C. having asked
D. asked |
答案
| D |
举一反三
| ________by the beauty of nature，the girl from London decided to spend another two days on the farm. |
| [ ] |
A．Attracting
B．Attracted
C．To be attracted
D．Having attracted |
| The clerk________his letter is working in our company. |
| [ ] |
A．referred
B．referred to
C．referred to in
D．referred in |
| ________ and happy, Tony stood up and accepted the prize. |
| [ ] |
A. Surprising
B. Surprised
C. Being surprised
D. To be surprising |
| In the dream Peter saw himself ________ by a fierce wolf, and he woke up with a start. |
| [ ] |
A. chased
B. to be chased
C. be chased
D. having been chased |
| Don"t get ________in the rain. Take an umbrella in case of rain. |
| [ ] |
A. to be caught
B. catching
C. to catch
D. caught |
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