小學(xué)英語(yǔ)語(yǔ)法知識(shí)點(diǎn)總結(jié):一般現(xiàn)在時(shí)

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     一般現(xiàn)在時(shí)的功能
    1.表示事物或人物的特征、狀態(tài)。如:The sky is blue.天空是藍(lán)色的。
    2.表示經(jīng)常性或習(xí)慣性的動(dòng)作。如:I get up at six every day.我每天六點(diǎn)起床。
    3.表示客觀現(xiàn)實(shí)。如:The earth goes around the sun.地球繞著太陽(yáng)轉(zhuǎn)。
    一般現(xiàn)在時(shí)的構(gòu)成
    1. be動(dòng)詞:主語(yǔ)+be(am,is,are)+其它。如:I am a boy.我是一個(gè)男孩。
    2.行為動(dòng)詞:主語(yǔ)+行為動(dòng)詞(+其它)。如:
     We study English.我們學(xué)習(xí)英語(yǔ)。
     當(dāng)主語(yǔ)為第三人稱單數(shù)(he, she,it)時(shí),要在動(dòng)詞后加"-s"或"-es"。如:Mary likes Chinese.瑪麗喜歡漢語(yǔ)。
     一般現(xiàn)在時(shí)的變化
    1. be動(dòng)詞的變化。
    否定句:主語(yǔ)+ be + not +其它。
    如:He is not a worker.他不是工人。
    一般疑問(wèn)句:Be +主語(yǔ)+其它。
    如:-Are you a student? -Yes. I am. / No, I'm not.
    特殊疑問(wèn)句:疑問(wèn)詞+一般疑問(wèn)句。如:Where is my bike?
    2.行為動(dòng)詞的變化。
    否定句:主語(yǔ)+ don't( doesn't ) +動(dòng)詞原形(+其它)。如:
    I don't like bread.
    當(dāng)主語(yǔ)為第三人稱單數(shù)時(shí),要用doesn't構(gòu)成否定句。如:
    He doesn't often play.
    一般疑問(wèn)句:Do( Does ) +主語(yǔ)+動(dòng)詞原形+其它。如:
    - Do you often play football?
    - Yes, I do. / No, I don't.
    當(dāng)主語(yǔ)為第三人稱單數(shù)時(shí),要用does構(gòu)成一般疑問(wèn)句。如:
     Does she go to work by bike?
    - Yes, she does. / No, she doesn't.
    特殊疑問(wèn)句:疑問(wèn)詞+一般疑問(wèn)句。如:How does your father go to work?
     小結(jié):
    通常用時(shí)間狀語(yǔ) “usually, often, every day, sometimes”。
    肯定句:
    I go to school on foot every day.
    She goes to school on foot every day.
    一般疑問(wèn)句:
    Do you jump high? Yes, I do. / No, I don’t.
    Does he jump high? Yes, he does. / No, he doesn’t.
    否定句: We don’t go to school on Sundays.
    My mother doesn’t like watching TV in the evening.