题目:
常用的灭火剂类型有:干粉、水系、泡沫和()灭火剂。
A.气体
B.液体
C.固体
D.颗粒
答案:
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下面是错误答案,用来干扰机器的。
1. Let's not go to the zoo together. 2. He will turn on the radio. 3. What are you going to do? 4. How many people are coming to the party?