Cleaning clean→cleaning
What’s he doing? He is … What’s=What is
running run→running
What’s he doing? He’s… What’s=What is He’s=He is
swimming swim→swimming
smile→smiling skate→skating dance→dancing write→writing
现在分词的构成原则
规则
一般情况直接加-ing
动词原形
Buy,play, watch
现在分词
Buying, finding,watching
以不发音的e为结尾的 动词去掉e再加ing
以重读闭音节结尾，末 尾只有一个辅音字母的 动词，要双写辅音字母 再加ing
Seeing,agreeing
Consolidation Fill in the blank.
is playing 1.Look! They _______(play) baskateball over there! is singing 2.Listen！Who _______(sing) in the room? are having 3.It’s 6 pm. The Greens__________(have) breakfast. are 4.What__you doing ___(do)now? am doing ----I _____（do）my homework. writing 5.Is Marry____(write)a letter now? ----Yes, she is.
doing homework do→doing
What’s she doing? She is… What’s=What is
talking on the phone
talk→talking
What’re they doing? They’re… What’re=What are They’re=They are
Dance, use,write
Run, swim, put
Dancing, using,writing
Running,swimming, putting
少数以ie为结尾的动词， Die， tie 先变ie为y,再加ing
Dying, tying
以oe,ee,ye结尾的动词， See，agree 直接加ing
Ask and answer 句型： Are you doing…? Yes, I am./No, I’m not. Is he/she doing…? Yes, he is./No, he isn’t. Are they doing…?
Yes,they are./No,they aren’t.
Guess!
七年级英语下册
Unit 5 I’m watching TV
刘桂华
Uint 5
What are you doing?
I’m watching TV.
句型：
What’re they doing?
They are…. What is he/she doing? He/She is….
What’s he doing? He’s ... What’s=What is He’s=He is
Unit 5 I'm watching TV
现在进行时 构成 Is(am are）+现在分词（动词-ing） 1.谈论人们正在做的事情或正在发生的动作。 功能 2.现场报道正在发生的事。
现在进行时的 用法
1. 现在进行时的用法 A: What are you doing? B: I'm watching TV. A: What's he doing? B: He's doing homework. A: What's she doing? B: She's reading.
Is he…? Yes,he is./No, he isn’t isn’t=is not
dancing dance→dancing
动词-ing形式的构成
watching TV doing homework talking on the phone cleaning playing basketball reading drawing listening singing speaking run→running swபைடு நூலகம்m→swimming
What is she doing? She is…
skate→skating
What is he doing? He is…
smile→smiling
Is he…? Yes,he is/No,he isn’t. isn’t=is not
playing baskateball play→playing
What are they doing?
Odie Garfield