问题
选择题
下列物质中不属于溶液的是[ ]
A．食盐水
B．汽水
C．泥水
D．澄清石灰水
答案
答案：C
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下列物质中不属于溶液的是[ ]
A．食盐水
B．汽水
C．泥水
D．澄清石灰水
答案：C
| 选词填空。 | |
2. There _____ to be a lot of manatees. 3. Some of the swamps have become _____. 4. I feel that zoos _____ clean and safe places for _____ animals to live and help to _____ the public about _____ for them. |