现在进行时（讲义）人教PEP版英语六年级上册

课题名称 现在进行时 教学 目标 知识点：现在进行时 考点: 1、动词-ing式变化及运用； 2、现在进行时的构成； 3、现在进行时的用法及句型转换。 【现在进行时定义】表示正在进行的或正在发生的动作 【标志词】now, look, listen，It’s +时间点 句子的结构如下： 主语 + be (am / is / are) + 动词ing +其他 例如：1. I am listening to the music now. 2. The students are drawing pictures now. 3. Listen! She is singing. 4. Look! Mr. Li is riding a bike. 5. It’s six o’clock. They are having dinner. 【动词的ing形式的变化】规则如下： A. 一般情况在动词后直接加ing: go – going, wash – washing, fly – flying B. 以不发音的e结尾，去掉e加ing, 如：drive – driving, ride – riding C. 某些单词要双写词尾的字母： swim – swimming run – running 在英语中还有下列单词属于这种类型： 5t: get, forget, sit, put, cut 3p: skip, shop, stop 2n: begin, run 1m: swim 1g: dig D. 以ie结尾的动词，变ie为y，再加ing：lie – lying, die - dying 【现在进行时的各种句式变化】 否定句：方法：直接在be后面加not I am having lunch. ---------- I am not/I’m not having lunch. He is playing sports. --------- He is not/isn’t playing sports. They are running. --------- They are not running. 一般疑问句：方法：直接把be放在主语的面前，其位置不变。 I am having lunch at home now. ---------- Are you having lunch at home now? He is playing sports. ---------- Is he playing sports? They are running. ---------- Are they running? 特殊疑问句：方法：如果划线提问事情或动作时，用what…doing? 例如：He is doing homework. ---------- What is he doing? I am flying a kite. ---------- What are you doing? They are eating apples now. ---------- What are they doing now? We are swimming in the sea now. ---------- What are you doing in the sea now? 【课堂练习】 1、 写出下列动词的现在分词。 play __________ run ____________ swim ___________ make __________ go ________ like ___________ write ___________ ski __________ read __________ have ___________ sing ___________ dance __________ put ___________ see ___________ buy __________ love ___________ live ___________ take __________ come __________ get ___________ stop ___________ sit ____________ begin ___________ shop ___________ 2、 用所给动