内容正文:
小学语法现在进行时简单学&专项练习
一、含义
现在进行时表示正在进行的动作或存在的状态。
二、构成
现在进行时的构成是:be 动词(am/is/are) + 动词的现在分词(动词 -ing 形式)
三、用法
1.表示此刻正在进行的动作。
例如:She is singing now. (她正在唱歌。)
2.表示现阶段正在进行的动作,但说话时不一定正在进行。
例如:They are learning English these days. (他们这些天正在学英语。)
3.常与 now(现在),at the moment(此刻),Look!(看!),Listen!(听!)等词或短语连用。
例如:Look! The boys are playing football. (看!男孩们正在踢足球。)
四、-ing 的变化规则
1.一般情况下,直接在动词后加 -ing。
例如:play - playing
2.以不发音的 e 结尾的动词,去掉 e 再加 -ing。
例如:write - writing
3.重读闭音节结尾,且末尾只有一个辅音字母的动词,双写这个辅音字母再加 -ing。
例如:run - running
专项练习
一、用所给动词的适当形式填空
1.Listen! The girls ________ (sing).
2.Look! He ________ (swim) in the river.
3.They ________ (watch) TV now.
4.I ________ (read) a book at the moment.
5.She ________ (dance) in the classroom.
二、选择题
1.What are you doing? I ________.
A. eat B. am eating C. eats
2.Look! The children ________ football.
A. plays B. is playing C. are playing
3.She is ________ a letter now.
A. writing B. writes C. write
4.They ________ an English class.
A. having B. are having C. is having
5.It's eight o'clock. We ________ an English class.
A. have B. having C. are having
三、按要求改写句子
1.I'm doing my homework. (改为否定句)
2.She is reading a book. (改为一般疑问句)
3.They are playing football. (对划线部分提问)
4.The girls are singing. (改为否定句)
5.He is running. (改为一般疑问句并作否定回答)
四、翻译句子
1.他正在看电视。
2.我们正在上英语课。
3.妈妈正在做饭。
4.孩子们正在玩耍。
5.我正在画画。
参考答案:
一、用所给动词的适当形式填空
1.are singing 2. is swimming 3. are watching 4. am reading 5. is dancing
二、选择题
B 2. C 3. A 4. B 5. C
三、按要求改写句子
1.I'm not doing my homework.
2.Is she reading a book?
3.What are they doing?
4.The girls aren't singing.
5.Is he running? No, he isn't.
四、翻译句子
1.He is watching TV.
2.We are having an English class.
3.Mom is cooking.
4.The children are playing.
5.I'm drawing.
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