正在进行时: (正在发生的事情或动作)
代表词语: now(现在) listen(听) look(看)
Be动词的搭配: I am … He\she\It\各种单数人称 is…. You\They\We\各种复数人称 are…
结构: 主语+ Be动词+动词ing
肯定句: My sister is playing the piano now. \ I am playing basketball.
一般疑问句: (Be动词提前) Is your sister playing the piano now? \ Are you playing basketball?
特殊疑问句: (特殊疑问词和Be动词提前) What is your sister doing now? \ What are you doing ?
正在进行时练习题
表示正在进行的动作.
1. ?Look! I am doing the dishes.
2. ?Sarah is watching TV now.
3. ?Listen! Mike is singing.
4. ?Chenjie and Mike are playing the violin now.
5. ?They are collecting stamps.
一般疑问句
1. ?Yes, I am doing the dishes now.
2. ?No, Sarah is watching TV now.
3. ?Yes, they are playing the computer games.
4. ?No, he is making kites.
5. ?Yes, we are riding a bike.