现在进行时造句be+动词的jng形式3句

I'm swimming.
He's running.
She's jumping.

They are lying in the sun.
He is eating an ice cream.
We are preparing for Spring Festival.

句子:
I am watching TV（now).我正在看电视.
He is playing computer(now).他正在玩电脑.
They are eating(now).他门正在吃饭.
短语:
playing basketball 正在打蓝球
doing homework 正在做作业
leaening class 正在听课

是短语还是句子

I am runnng.
you are playing.
He is walking