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1、第 0505 天情态动词 高考频度： 难易程度： 1. (2017北京) Samuel, the tallest boy in our class, _ easily reach the books on the top shelf. A. must B. should C. can D. need 【参考答案】C 【试题解析】考查情态动词。句意：Samuel，我们班最高的男生，能很轻松地够着书架顶 上的书。表示能力，用 can。 【特别提醒】情态动词无人称和数的变化，情态动词后面跟的动词须用原形，否定式是在 情态动词后面加 not。个别情态动词有现在式和过去式两种形式,，过去式用来表达更加客
2、气、 委婉的语气，时态性不强，可用于过去、现在和将来。情态动词没有被动语态。 【归纳总结】cancan的用法： (1)表示一贯的能力。 (2)表推测，只能用于否定句与疑问句中。can 用在肯定句中表示一时的可能性。 (3)表示允许(和 may意思相近)，常见于口语。 (4)比较委婉、客气地提出问题或陈述看法。 2. (2017天津) My room is a mess, but I _clean it before I go out tonight. I can do it in the morning. A. darent B. shouldnt C. neednt D. mustnt 【参
3、考答案】C 【试题解析】句意：我的房间很乱，但是在今晚我出去之前不需要打扫，我可以明天早晨 再打扫。A.不敢；B.不应该；C 不需要；D.不许。根据句意，故选 C。 【特别提醒】 情态动词的否定形式是在情态动词后加 not。需注意含有情态动词的反义疑问句： 1. 陈述部分有 must 的反义疑问句，简短问句部分根据实际情况而定。Zxx&k 1 2. 带情态动词 dare 或 need的反义疑问句，简短问句部分常用need (dare) +主语。 3. 当 dare, need 为实义动词时，简短问句部分用助动词 do + 主语。 3. (2015陕西)You _ feel all the tr
4、aining a waste of time, but Im a hundred percent sure later youll be grateful you did it. A. should B. need C. shall D. may 【参考答案】D 【试题解析】句意：你可能觉得所有的训练都是浪费时间，但是我有 100%的把握你以后会感 激它的。should 应该；need 需要；shall 将会；may(不确定)可能。所以选 D。 1. Shall I go and buy two more bottles of beer? No, Ive already bought twen
5、ty. That _ be enough for us two. A. can B. may C. ought to D. might 2. I still remember my happy childhood when my mother _ take me to Disneyland at weekends. A. might B. must C. would D. should 3. It was sad to me that they, so poor themselves, _ bring me food. A. might B. would C. should D. could
6、4. My book, The House of Hales, is missing. Who _ have taken it? A. need B. must C. should D. could 5. 用适当的情态动词填空 These flowers have died. You _ have watered them. _ you tell me what time it is, please? Henry _ walk when he was one year old. 2 We are going for a walk. _ you like to join us? _ she be
7、 ten years old next month? The road is wet. It _ have rained last night. He was waited outside for half an hour. _ he come in? I _ have hurt your feelings but it was not my intention. What _ it be? It cant be a desk, for it is moving. It must be a car. 3. C 【解析】might 也 许；would将；should竟然，居然(用于表示必要、适当、惊奇、遗憾 等语气中)；could能够。句意：他们，自己如此贫困，竟然带食物给我，这让我很难过。 故 C 正确。 4. D 【解析】need 用作情态动词，只用在否定句和疑问句中，意为必要；must必须，表 示肯定推测，用在肯定句中；should 应该，竟然；could 能够，可能。题干中的说话人 书丢了，应该是猜测可能是谁拿走了，故选 D。 5. should Could/Can could Would Will must Shall may/might can 贵有恒何必三更眠五更起，最无益只怕一日曝十日寒。 _ _ _ _ _ 3 _ _ 4