课件12张PPT。Lesson 8:Tiger and Beartiger
/'taig?/
老虎Key Words bear
/be?/
熊lion
/'lai?n/
狮子sleep
/sli:p/
睡觉现在进行时sleepingeat ——eatingwalk——walkingrun——running现在进行时态表示现在或现阶段正在进行或发生的动作。
We are having English Lesson.
I am drawing pictures.
He is sitting on the desk.
She is reading books.
现在进行时态
结构:主语+be+现在分词+其他。
be : am ,is, are
现在分词的构成规则:
1? 一般情况下直接加ing?think---thinking sleep---sleeping? study---studying????2? 以不发音的字母e结尾的单词,去掉字母e,再加ingcome---coming?? make---making??? have---having????3以重读闭音节(重读闭音节即两个辅音中间夹一个元音并且重读的音节)结尾,呈现 “辅,元,辅”结构的动词,双写末尾的辅音字母,再加ingstop---stopping??? sit---sitting??????????? run---running这类词还有:bigin,cut, get,hit, run, set, sit,? stop, swim等。4? 以ie结尾的动词,把ie改为y ,再加ingdie---dying???? lie---lying
现在进行时态
标志性词语:
1.现在进行时.通常用“now”.
eg: I am doing my homework now.2.现在进行时.通常用“look”.
eg: Look! My mother is running.3.现在进行时.通常用“listen”.
eg: Listen! They are reading.4.现在进行时.通常用“at the (this) moment” eg: At the (this) moment, he is sleeping现在进行时态
现在进行时的句型变化肯定式结构:主语+be+动词-ing形式+其他.
例如: We are running now.否定式结构:主语+be+not+动词-ing形式+其他.
例如:They aren’t doing their homework.一般疑问句式结构:Be+主语+动词-ing形式+其他?
例如:Is she having English lesson?回答:肯定Yes, she is. 否定:No, she isn’t.特殊疑问句式结构:疑问词+be+主语+其他?
例如:What is he doing now?回答:He is swimming.Let's watch the vedioLet's sing!Homework
1,完成本课的练习册。
2,完成练习题一页。