问题
选择题
It was a nice house, but ________ too small for a family to live in. [ ]
A. rarely
B. fairly
C. rather
D. pretty
答案
答案：C
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It was a nice house, but ________ too small for a family to live in. [ ]
A. rarely
B. fairly
C. rather
D. pretty
答案：C
下面的表格中列出了氯化铵在不同温度下的溶解度：
| 温度/℃ | 0 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 |
| 溶解度/g | 29.4 | 33.3 | 37.2 | 41.4 | 45.8 | 50.4 | 55.2 | 60.2 | 65.6 |
（1）从表中可得到的一条信息是 ．
（2）在20℃时，向100g水中加入50g氯化铵，形成氯化铵的 （填“饱和”或“不饱和“）溶液，将其温度升高至60℃时，溶液的质量为 g，该溶液中溶质与溶剂的质量比为 ．