1, in the air, you can see birds; On the ground, you can hear insects; In the water, there are fish swimming; In the classroom, there was a loud sound of reading.

I study in the classroom, swim in the swimming pool, read books in the library and take a walk in the park.

Whether on the table, in the car, in the garden or on the ground, it is the place where we play.

In the park in the morning, some people are running, doing aerobics, dancing swords, kicking shuttlecock and playing diabolo.

5. In spring, wild flowers are in full bloom all over the mountains; In summer, frogs croak in the field; In autumn, all the leaves fall off; In winter, snowflakes fall.