簡(jiǎn)單對(duì)話:(自然篇) 5. Bees

A: Why are you spraying pesticides?

B: To kill the insects in the garden.

A: Not all insects are bad.

B: They are ruining my vegetables.

A: You should buy the right kind of poison.

B: What do you mean?

A: Some poisons kill bees.

B: That's alright. Bees sting people.

A: Without bees, your garden will not have fruit.

B: Why is that?

A: Bees pollinate the flowers so fruit can grow.

B: Help me pick out a pesticide that is safe for bees.

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