There is an animal that hold their babies until fall asleep. That animal is ….

There are two kind of plants, flowering and non-flowering plants. The examples of flowering plants are ....

Caterpillars shed off their old skin to show a new skin. That is called ....

The life cycle of a frog is ....

If we heat ice, it changes from solid into liquid. It is ….

Nowadays, there are so many of development for our technology, especially for communication. The example of modern technology for communication is ….

We’ve already known that the way to preserve our food divided into two, modern and traditional ways. The modern way to preserve food is ....

You can use a computer that has … connection to send electronic messages.

... means to process it in some way to make it last longer.

If you can see and hold the material, the kind of that material is ….

This is a kind of modern transportation. By using this we can go anywhere faster. If we want to use this, we have to go to the airport. The name of this transport is ….

... ways are how people did things without electricity and computers.

An environment with many plants and trees is a … environment.

We should take care of our pets by .…

… can cause malaria and dengue fever.

When cockroaches crawl on food, they leave … on the food.

Cockroaches and rats like to live in these places, except ….

1. (1) Trash scattered everywhere.

(2) Lots of greenery.

(3) Many flies.

(4) Things are on the proper places.

Which of the statements above are the characteristic of unhealthy environment?

Small animals that spread diseases are called ….