小學(xué)生英語語法總結(jié)必備:祈使句

字號(hào):

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    祈使句表示請(qǐng)求、命令、建議、邀請(qǐng)等,謂語動(dòng)詞一律用原型,句子中通常不用主語,句末用驚嘆好或者句號(hào),用降調(diào)。
    ★肯定句:動(dòng)詞原型
    Come here, please.
    Go downstairs, please.
    Stand up.
    Sit down.
    Be quiet.
    Be careful.
    祈使句中如果有喚語,一定要用逗號(hào)隔開,放在句首或者句尾:
    Come in, Amy.
    Sit down here, Tom.
    Mary, give me a book please.
    ★否定:Don't+動(dòng)詞原型
    Don't come here.
    Don't sit down.
    Don't stand up.
    Don't give me it.
    let sb. do 讓某人做
    Let me pass.
    Let us have a rest.
    Let's have a rest.
    反意疑問:
    Let's have a walk along the river, shall we?
    Let us go out for a drink, will you?