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He is sleeping
They are shopping.
What are they doing?
They are playing
basketball.
He is swimming.
Review: 现在进行时与一般现在时
现在进行时是表示一个动作正在发生或
进行。
一般现在时表示现在的状态或经常的，
习惯性的动作。
I do my homework everyday.
I am doing my homework now.
He cleans his room every afternoon.
He is cleaning his room now.
Look! 区别下面的几组句子：
区别这两种时态主要是看时间状语。
两种时态区别主要体现在动词的形式上。
What do people do in the pool?
Swim.
What is he doing now?
He is swimming.
What do people do in the library?
Read books.
What is he doing now?
He is reading a book.
What do people do at school?
Study.
What are they doing now?
They are playing basketball.