| 1. 语法填空 | |
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A (globe) environmental meeting is going to be held here.
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| 2. 语法填空 | |
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Dinosaurs (be) extinct for millions of years.
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| 3. 语法填空 | |
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The(apply) of new scientific discoveries to industrial processes usually makes jobs easier to do.
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| 4. 语法填空 | |
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It is difficult to cross the desert by car, but not (absolute) impossible.
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| 5. 语法填空 | |
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—I've been to Moscow.
— have I. |
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| 6. 语法填空 | |
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Hunting and fishing have had(damage) effects on the world's animal populations.
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| 7. 语法填空 | |
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Most of the food for the homeless in the area is provided by a voluntary(organize).
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| 8. 句型转换 | |
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John worked hard but his brother did not work hard.（改省略句）
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| 9. 句型转换 | |
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—Has he ever been abroad?
—No, he has never been abroad.（改省略句） |
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| 10. 句型转换 | |
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Someone has used my mobile phone, but I don't know who has used it.（改省略句）
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