下列实验现象的描述中，正确的是[ ] A．木炭点燃后，生成黑

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问题选择题

下列实验现象的描述中，正确的是[ ]

A．木炭点燃后，生成黑色固体

B．铝箔伸入氧气瓶中剧烈燃烧

C．镁带在空气中燃烧生成氧化镁

D．硫点燃后产生无色、有刺激性气味的气体

答案

答案：D

填空题

用所给词的正确形式填空。

1. What is your job? (idea, ideal)

2. They try to more about China. (find, find out)

3. We have sheep than you. (fewer, less)

4. He is one of the people in the village. (kinder, kindest)

5. Please the words with the pictures. (match, go)

6. Why did your mother go to ? (school, the school)

7. After you the book, please lend it to me. (finish, complete)

8. Do you know what to ? (write, write about)

9. He is much (strong) than I.

10. John is good at (swim).

问答题简答题

简述火灾处理时的注意事项。