一 跨学科·数学 阅读材料，选择正确的答案。
Boys and girls, how do you come to school? Here is a survey of ways to school in Class 16, Grade 5, Sun Primary School.

() 1. How many ways do students come to school in this class?
A. Four. B. Five. C. Six.
() 2. students come to school on foot in this class.
A. Ten B. Thirteen C. Twenty-two
() 3. There are students in this class.
A. 40 B. 49 C. 50
() 4. Which way is NOT good for our environment(环境)?
A. Riding a bike. B. Walking. C. Taking a car.
() 5. What must people wear on e-bikes?
A. Coats. B. E-bike helmets(头盔). C. Gloves.

1. B 2. A 3. C 4. C 5. B

二 阅读短文，完成任务。
When I am a baby, the river is my home. I don't know my father or mother. But I have many brothers and sisters. I swim and play all day with them. At that time, I have no legs, but I have a long tail, so I look like a fish. After some time my tail becomes shorter and shorter(变得越来越短). I have two short legs. Summer comes. Now I have no tail. I have four legs. I look like my parents. I have two big eyes and a green coat. I can live on land(陆地) and in the water. I can eat insects(昆虫)—many bad insects.
任务一:用数字给下列图片排序。
（） （） （）
任务二:选择正确的答案。
（）1. The underlined(画线的) part “I look like a fish” means “” in Chinese.
A. 我是一条鱼 B. 我看上去像一条鱼 C. 我看见一条鱼
（）2. Summer comes. I can live.
A. in the river B. on land C. both A and B
（）3. Who am I?
B.

任务一:2 1 3
任务二:1. B 2. C 3. A