题库
题库
A．More branches of her company have been set up.
B．Many toxic sites in America have been cleaned up.
C．More environmental organizations have appeared.
D．Some giant industrial polluters have gone out of business.
| 单选题 | The author’s chief concern about the current U.S. health care system is __________. | 查看答案 |
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| 单选题 | What is the view of the 2004 report in the journal Pediatrics? | 查看答案 |
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| 单选题 | Of the dangers in everyday life, the author thinks that people have most to fear from __________. | 查看答案 |
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