七年級英語語法:時態(tài)

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    1、一般現(xiàn)在時
    表示普遍、經(jīng)常性的或長期性的動作時使用一般現(xiàn)在時,它有:
    Be 動詞:She’s a worker. Is she a worker? She isn’t a worker.
    情態(tài)動詞:I can play the piano. Can you play the piano? I can’t play the piano.
    行為動詞:They want to eat some tomatoes. Do they want to eat any tomatoes? They don’t want to eat any tomatoes.
    Gina has a nice watch. Does Gina have a nice watch? Gina doesn’t have a watch.
    2、現(xiàn)在進行時
    表示動詞在此時正在發(fā)生或進行就使用進行時態(tài),結(jié)構(gòu)為sb be v-ing sth + 其它.
    I’m playing baseball. Are you playing baseball? I’m not playing baseball.
    Nancy is writing a letter. Is Nancy writing a letter? Nancy isn’t writing a letter.
    They’re listening to the pop music. Are they listening the pop music? They aren’t listening to the pop music.