二、请你来解决两道有关雨的数学题。
1.连着下了两天的小雨，晨晨测量了一下这两天的降水量。第一天降水量是6.82毫米，第二天降水量是5.33毫米，第一天比第二天降水量多多少毫米？

1.49毫米。

2.雨过天晴，太阳出来了，天边形成了一道美丽的彩虹。请你判断彩虹是不是轴对称图形。如果是，请你画出对称轴。

彩虹是轴对称图形。
沿彩虹弧形的拱顶中点，作一条垂直于彩虹两端点连线的竖直虚线，该虚线即为彩虹的对称轴，沿这条虚线对折后，彩虹的左右两部分可以完全重合。
答：彩虹是轴对称图形，它有1条对称轴，对称轴为经过彩虹弧形拱顶中点、垂直平分彩虹两端连线的竖直直线，在对应位置画出该虚线即可。

三、细雨绵绵,宅家时光,和 Mike 一起品读家庭规则手册。阅读短文,完成下列任务。
Hello! I'm Mike. Let's know about my family's rules. My family has many rules. Don't run in the living room. It's not safe. Tidy the bedroom every day. Keep the kitchen clean. Do the homework first after school. Use kind words to each other. I think these rules are good.
(一)阅读短文,将规则与对应的作用连线。
1. Don't run in the living room. a. To keep healthy.
2. Tidy the bedroom every day. b. To keep safe.
3. Keep the kitchen clean. c. To finish study tasks.
4. Do the homework first after school. d. To keep the home tidy.
(二)阅读短文,完成下面的思维导图。

Mike's family's rules
Don't run in the 5.. ——It's not safe.
Tidy his 6. every day.
7. the kitchen clean.
Do the 8. first after school.
Use 9. words to each other.

(一)1.b 2.d 3.a 4.c
(二)5. living room
6. bedroom
7. Keep
8. homework
9. kind