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三、根据以下资料，回答91—95题。
91.2008年工业固体废物综合利用量大约是2004年的()。

A. 1.7倍
B. 2.0倍
C. 2.3倍
D. 2.6倍

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Now, listen to the passage.
What do plants do when they are thirsty？
[A] They give out faint cries.
[B] They make noises to drive away insects.
[C] They extend their water pipes.
[D] They become elastic like rubber bands.

一段长度100bp的DNA，具有4¹⁰⁰。种可能的序列组合形式。

A] measurement
[B] calculation
[C] guarantee
[D] optimism

All of the following facts about the telegraph and the Internet are true EXCEPT that
[A] both develop from the most advanced science of their time.
[B] they are operated similarly in technical terms.
[C] both help to change the way we do business and communicate.
[D] both facilitate the communication between cultures and ethnic groups.