阅读下面的短文，掌握其大意，然后从短文后各题所给的A、B、C、D四个选项中选出可以填入相应空白处的最佳答案。

    Every day some people are killed while they are crossing the roads. 1 of these people are old people and children.Old people are often killed because they can't see or hear very well.Children are killed because they are not 2 .They forget to look and listen before they 3 the roads.

    A car or a bus can't stop quickly.If a car is going very fast, it will travel many meters before it stops.Some people don't always understand this.They think a car can stop in a few meters.It is difficult to 4 how fast a car is moving.The only way to cross the roads safely is to look both ways, right and left.Then if the roads are 5 , you can cross them.

鲫鱼是一种常见的淡水鱼类．关于“探究鲫鱼适应水中生活特征”的实验结论，正确的是（    ）

A: Hello! May I speak to Mary?

B: Speaking.

A: This is Lin Tao. 1

B: I am watching a soap opera at home.

A: 2

B: In fact, I don't mind it.

A: I don't like soap operas, either. So, do you want to go to a movie?

B: 3 I went to the beach last weekend. It made me feel tired.

A: How was your weekend?

B: 4 The beaches were beautiful, the food was delicious, and the people there were friendly.

A: Really?I want to go there. But my parents don't.

B: Don't mind 5. Just do what you like to.

A: OK, I will. Bye.

B: Byebye.

下列诗句中能体现生命现象的是（  ）