使用和更换保险丝，禁止用铁、（）代替。

阅读理解。

     My sister Ann is 21years old. She is a band clerk. But she doesn't like her job. She thinks it is very

boring to work with money every day. She likes animals very much, so in hear free (空闲的) time, she

often helps the homeless animals with her friends. They start a club named Animal Home to help the

animals. There are 40 dogs and 30 cats (猫) in the Animal Home. My sister often goes to the Animal

Home on weekends. She gives the animals food and plays with them. She is very happy to help the

animals. Sometimes she is sad because the animals can't get enough (足够的) help. She hopes more

people can help them.  

1. What does Ann do?

A. She is a reporter.

B. She is a bank clerk.

C. She is a doctor.

D. She is a teacher.

2. 文中划线单词homeless的中文意思是"_____".

A. 在家的

B. 爱家的

C. 无家的

D. 想家的

3. How many animals are there in the Animal Home?

A. 80.

B. 70.

C. 40.

D. 30.

4. What does Ann do in the Animal Home on weekends?

A. She runs with the animals.

B. She gives food to the animals.

C. She helps the animals take a shower.

D. She cleans the house for the animals.

5. Which of the following is TRUE?

A. Ann is a twelve-year-old girl.

B. Ann goes to the Animal Home every day.

C. Ann and her friends start the club to help the homeless animals.

D. The animals in the Animal Home can get enough help.

书面表达。（15分）

如今，网上有一句流行语：“吃荤的怕激素，吃素的怕毒素，喝饮料怕色素，吃什么心里都没有数。”这句看似是夸张的调侃，但在频繁出现的食品安全事件面前，透露出的是公众的无奈。

我们生活不能没有食物，所以食品安全很重要。请以“Food Safety”为题写一篇英语短文，简单介绍一下面对食品安全问题，作为中学生我们应该怎么做。

内容要点：1．拒绝不健康食品……；

2．在学校食堂就餐……；

3．不吃路边摊（the roadside stalls）上的食物……；

4. ……

要   求：1．词数：80词左右， 开头已给出，不计入总词数；

2．文中不能出现自己的姓名。

Food Safety

We can’t live without food. So food safety is very important.                                                                                                           

Look, read and choose. (看图，选择合适的句子)

1.

2.

3.

4.

A. Who’s that girl？

B. Who's this woman?

C. Who's that woman?

D. Who's this man?

X、Y、Z是3种短周期元素，原子序数依次增大．其中X、Y位于同一周期，Y、Z位于同一主族．Y原子的最外层电子数是其电子层数的3倍．X、Y原子序数相差2．下列叙述不正确的是（　　）

A．XY₂是直线型分子

B．Z元素最高价氧化物对应水化物的化学式可表示为H₂ZO₄

C．3种元素的氢化物中，Y的氢化物最稳定

D．原子半径由大到小的顺序为Z＞Y＞X

小学生心理行为问题