任务四:根据短文内容填空。
1. The writer and her mum bought milk and rice, so they are common food for their .
2. The writer chose fried fish because it is healthier. We know that she cares about a diet.
3. The writer bought in the supermarket, so they can make a sweet drink later.

1. meals 2. healthy 3. fruit

本题为阅读类填空题，结合语境和七年级所学词汇推导：
1. 牛奶和大米都是常见的日常食材，用于准备日常餐食，填入meals符合语义逻辑；
2. 作者选择更健康的炸鱼，说明她注重健康的饮食，填入形容词healthy修饰名词diet，符合语境；
3. 可以用来制作甜饮品、能在超市买到的常见食材，填入fruit符合语义，也符合七年级词汇范围。