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问题 选择题
下列加横线字注音及词语书写全对的一项是
[ ]
A．惩(chěng)罚     炽(chì)痛      嫉(jí)妒       阿(é)娜多姿
B．潜(qián)力        祈(qí)祷        即(jí)使       张皇(huáng)失措
C．称(chèng)职     烦燥(zào)     气氛(fèn)     妇孺(rǘ)皆如
D．装载(zǎi)         元霄(xiāo)     弯曲(qǔ)      锲(qì)而不舍
答案

答案：B

填空题

用所给单词的正确形式填空。

1. Last football match was very ______ (excite).

2. ______ (stay) up late is bad for your health.

3. Why don't you ______ (give) up smoking?

4. My parents didn't feel ______ (good) last Sunday.

5. ______ (not walk) on the lawn. We must protect (保护) our environment.

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问答题 简答题

简述动物实验中的生物危害。
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