最新小学情态动词用法教学讲义PPT课件
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贴敷,疼痛的部位贴敷纯中药膏药, 轻疼痛(扭伤后24小时再贴)阿祖消 道地苗药,天然萃取;经皮给药,5 30秒直达病灶,迅速解决你的疼痛问
• (4)could 是can的过去式,可以表示过去的 能力
• I could swim when I was seven years old.
• (5)can开头的一般疑问句 以can和can’t回答 could开头的一般疑问句 以could和couldn’t 回答
• 2.must • (1)“必须 应该” • (2)表推测“一定”
• He has to stay here. • 3.后面接动词原形 • She should stay at home.
三、用法
• 1.can, could • (1)表示能力,“能,会” • Can you play basketball? • (2)表示怀疑、猜测,常用于否定句和疑问
句中 • He can’t be in classroom. • (3)可以 • Can I help you?
小学情态动词用法
动词种类
实义动词
系动词
情态动词
助动词
jump, run
be, feel
can, must, may…
do, does, did, be, have, has
Try and try
1.---when did your uncle___in shanghai ---the day before yesterday A arrive B get C reach 2.As we know, some people are good at________but bad at give back A lending B keeping C borrowing D using 3.The small child was not old enough to_________himself A have B wear C dress D put on 5. My brother and I are _____ TV. A watch B look C read D see 6.I ask Danny to________me my book, but he brough me his book A take B fetch C carry D match
Try and try
7.-the radio___________that there will be another heavy rain in Guangdong. _Too bad. It has rained for the whole week A tells B talks C says D speaks 8.It is nice of you to _________so much time showing me around your school A spend B cost C pay D take
try and try
1. May I stop my car here? No, you_____. A. can't B. mustn't C. needn't D. don't have to 2. Must we clean the house now? No, you _______. A. needn't B. may not C. mustn't D. can't 4. You ________ return the book now. You can keep it next week if you like. A. can't B. mustn't C. needn't D. may not 5. Johnny, you _______ play with the knife, you _______ hurt yourself. A. won't...can't B. mustn't...may C. shouldn't, must D. can't...shouldn't 6. -Would you go out for a walk with me?
7. ______ you be happy! A. May B. Can C. Must D. Would 8. Could I borrow your dictionary? Yes, of course you______. A. might B. will C. can D. should
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阿祖苗药:颈部扭伤 紧急处理
颈部扭伤(whiplash)是由于脖子用 速地来回运动而造成的颈部损伤,最 在汽车追尾事故中,但也可能是由于 故、身体虐待或其他创伤造成的。
发生扭伤的原因,常常是由于颈部位 或受风寒侵袭。例如,突然搬举重物 团动作时头部位置不正、睡眠时枕头 等,都是引起颈部扭伤最常见的原因
• (3)否定句中,mustn’t表示禁止,“不允许”
• Must开头的疑问句,肯定回答用must,否 定回答用needn’t(=don’t have to) “不需 要,不必”
• 3.have to • “have to+动词原形”:不得不做某事
• 注意:have to用于第三人称单数时用has to
我们需要根据患者扭伤的严重程度而 同。一些患者只需要非处方药物和家 就足够了,而有的患者可能需要处方 门的疼痛治疗或物理治疗。
专家推荐以下一种或多种结合方法来 痛:休息,受伤后的24小时内,休息 缓解症状,但过多的卧床休息可能会 复;
冰敷或热敷,每天冰敷或热敷颈部1 一天最多六次;服用非处方止痛药, 痛和布洛芬等非处方止痛药通常可以 度至中度的颈部扭伤疼痛;
一、情态动词
• can, could • must • have to • should • will(would) • may
二、特征
• 1.有一定词义,但不能单独作谓语,必须和行 为动词或系动词连用,构成谓语。
• 2.无人称和数的变化(have to例外:用于第三 人称单数时用has to)