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达标测评
Ⅰ. 单词拼写
1. One of the _______(缺点)of the plan is that it costs too much.
2. _______ (最后)I decided to take this opportunity.
3. He found that little TV extremely _______ (便携的).
4. Finally, do not expect miracles from _______ (数字的)television.
5. Fruit and vegetables must be cool from field heat before they are put into _______ (储藏).
6. The first English _______ (专利) for a typewriter was issued in 1714.
7. The two machines work on the same _______ (原理).
8. This play is an _______ (改编)of a novel.
9. In the course of _______ (进化), some birds have lost the power of flight.
10. He used an electronic _______ (设备) to measure and record the eye movements.
