1、He is playing the suona,but the phone rings.如何表达：如何表达：“当某人正在做某事的当某人正在做某事的时候，另一件事情突然时候，另一件事情突然发生发生”呢？呢？The sun is shining.Im reading a book.They are swimming.be+动词动词ingamisare表示正在发生的动作或存在的状态，通常与表示正在发生的动作或存在的状态，通常与now连用。连用。现在进行时态现在进行时态：基本形式：play basketballplay footballplay table tennisplay the jitapla
2、y the pianoplay the violinhave a birthday partyThey are having a _ _.birthday partysuona唢呐play the suona 吹吹唢呐He is playing the _.suonabell铃The _ rings.bellThe phone _.ringsloudly大声地大声地自学指导：自学指导：请同学们读对话，请同学们读对话，重点读重点读短文中含有短文中含有“-ing”的句子的句子。4分钟后，比一比谁能看图分钟后，比一比谁能看图用用“-ing”的句子来表达。的句子来表达。含有含有“-ing”的句子：的句
3、子：1 Daming is having a birthday party.2 He is playing the suona.3 Daming is playing the suona again.4 Daming is playing the suona for the third time.Listen and answerWhat are they doing?They are having a birthday party.Listen again1.Daming is playing the suona.But what happens?A.The phone rings.B.Th
4、e dog runs in.2.Daming is playing the suona again.But what happens?A.The phone rings.B.The bell rings.Listen again3.Daming is playing the suona for the third time.But what happens?A.The dog starts to bark very loudly.B.The dog runs in.2 2、一般现在时动词作谓语的时侯有两种形式：、一般现在时动词作谓语的时侯有两种形式：1.动词原形；如动词原形；如:enjoy2.
5、第三人称单数动词形式；如第三人称单数动词形式；如:enjoys一般现在时一般现在时:表示经常发生的事情，动作或存在的状态表示经常发生的事情，动作或存在的状态Daming is playing the suona,but the phone rings.Daming is playing the suona again,but the bell rings.Daming is playing the suona for the third time,but the dog starts to bark very loudly.start to+动（原）动（原）开始去做某事开始去做某事vDamin
6、g is a birthday party.He is_ the suona,but the phone_.vHe is_ the suona again,but the bell_vHe is playing the suona for the _ time,but the dog starts to_havingplayingringsRead and writerings playingthirdbark very loudly.I can recite(我会背诵我会背诵)：重点短语：重点短语：birthday 生日生日 birthday party 生生日聚会日聚会 have a birthday party 举行生日聚会举行生日聚会 suona唢呐 play the suona 吹吹唢呐 start to+动（原）开始去做某事动（原）开始去做某事
