问题
选择题
—What music do you like?
—______.[ ]
A. Play the drums.
B. Play basketball.
C. Chinese music.
答案
答案:C
—What music do you like?
—______.[ ]
A. Play the drums.
B. Play basketball.
C. Chinese music.
答案:C
根据要求各举出一例.
错误结论 | 证明结论错误的例子 |
例:均一稳定的物质都是溶液 | 水是均一稳定的,但水不是溶液 |
(1)溶液都是无色透明的 | (1) |
(2)温度升高时,饱和溶液都变成不饱和溶液 | (2) |
(3)常温下任何溶液的溶质都是固体 | (3) |
(4)蒸发溶剂,溶质的质量分数变大 | (4) |
(2)______;
(3)______;
(4)______.