중2 능률 김성곤 4과 본문 변형

What are ____ reading?

I’m reading an article ____ aquaponics.

It’s a way of growing plants without ____.

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

Is that ____?

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

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

After ____ feed the fish, they produce waste.

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

The plants ____ the water by consuming the food.

This process is ____ again and again!

____ can I make an aquaponics system at home?

Why is ____ good?

I made holes in the bottom of a ____.

____ I put small stones and plants in it.

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

I ____ the pot in place with clay.

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

I put a water pump in the fish ____.

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

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

Then I turned on the ____.

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

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

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

Some important things about aquaponics were learned from this ____.

First, water is saved because the plants don’t need ____.

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

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

Some farmers use ____ to produce vegetables and raise fish.

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

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

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

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