| 1. 单选题 | |
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We must thank trees ____ oxygen into the air .
A . produce
B . to produce
C . for produce
D . for producing
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| 2. 单选题 | |
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Trees can protect ( 保护 ) _____ by producing a chemical.
A . himself
B . itself
C . themself
D . themselves
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| 3. 单选题 | |
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People are destroying their best fighters _____ pollution.
A . for
B . by
C . against
D . in
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| 4. 单选题 | |
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I'm going to the library today. I need some ______ about trees.
A . information
B . informations
C . advice
D . news
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| 5. 单选题 | |
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I can't imagine a world _______ water.
A . with
B . without
C . and
D . have
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| 6. 单词拼写（词汇运用） | |
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The companies in Guangdong (生产) computers.
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| 7. 单词拼写（词汇运用） | |
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I want to buy a set of new (家具) to match the style of the flat.
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| 8. 单词拼写（词汇运用） | |
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Can you help me (搬) the box?
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| 9. 单词拼写（词汇运用） | |
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—What will the new building be like? Can you (想象) it?
—I think it must be very beautiful. |
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| 10. 单词拼写（词汇运用） | |
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Eating too much chocolate is (有害的) to your teeth.
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