现在进行时态讲解和练习
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现在进行时
一. 现在进行时的用法
(1)表示说话时正在进行或发生的动作
eg: What are you doing now?
二,现在进行时的结构: be(am, is, are )+动词 ing
三.现在进行时的四种句式
(1)肯定句:be + doing
如: 1. I am listening to the music now.
2. The students are drawing pictures now.
(2)否定句:在be(am, is, are)后加not “be not + doing”
如:1.I am not listening to the music now.
2.The students are not drawing pictures now.
(3)疑问句:Be + 主语 + doing?
如:1. Is Amy singing? Yes,she is.\ No, she isn’t.
2. Are they swimming ?
(4)特殊疑问句:特殊疑问词+一般疑问句
1. -What are they doing ?
2.--Where is she singing ?
四. 现在进行时的动词变化:
(1)一般在动词原形末尾加-ing。
stay-staying do-doing listen-listening
read-reading
(2)以不发音的字母e结尾的动词,先去掉e,再加-ing。如:
make-making take-taking give-giving
(3)以一个辅音字母结尾的重读闭音节词,先双写这个辅音字母,再加-ing。如:
sit-sitting run-running begin-beginning swim-swimming