중2 능률 김성곤 4과 본문 변형

What are you ____?

I’m reading an ____ about aquaponics.

It’s a way of growing plants ____ soil.

We can also grow plants and raise fish in just one ____.

Is that ____?

____ see. I’m going to try it at home for my science project.

____, bacteria, and plants are the main parts of aquaponics.

After you feed the fish, they produce ____.

The waste is turned into food for the ____ by bacteria.

The plants ____ the water by consuming the food.

This process is repeated ____ and again!

How ____ I make an aquaponics system at home?

____ is aquaponics good?

I made holes in the bottom of a ____.

Then I put small ____ and plants in it.

I made a big ____ in the lid of the fish tank and put the pot in the hole.

I fixed the pot in place with ____.

I made ____ hole in the lid and put a tube through it.

I put a water pump in the fish ____.

I used the tube to connect the ____ to the pot.

I filled the ____ tank with water and put some fish in it.

Then I turned on the ____.

From this ____, I grew my plants and raised fish with aquaponics.

I just fed the ____, but the plants have grown 17 centimeters in three months.

The fish stay healthy and the water is clean ____ the time.

Some important things about aquaponics were learned ____ this experiment.

First, water is saved because the plants ____ need watering.

Second, it is good for the environment ____ no chemicals are used.

____, you can do aquaponics anywhere because it doesn’t need much space.

Some farmers ____ aquaponics to produce vegetables and raise fish.

They choose aquaponics because it is far easier ____ traditional gardening.

Also, it is a much more productive way of ____ food.

The plants grow much faster ____ plants in soil, and it saves space.

I hope ____ food is produced in this way in the future because it is healthy for us and the environment.