词典释义：
used to indicate obligation, duty, or correctness, typically when criticizing someone's actions
［用于表示义务、责任或正确性，尤其当指责某人的行为时］应当，应该
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he should have been careful 他本应该仔细点
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I think we should trust our people more 我想我们应该更加相信我们的人民
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you shouldn't have gone .你本不应该离开。
indicating a desirable or expected state
［表示意愿或期望］该，应能
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by now pupils should be able to read with a large degree of independence .到如今，小学生们应该能够很大程度上独立阅读了。
used to give or ask advice or suggestions
［用于表示建议］应该
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you should go back to bed 你应该回去睡觉
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what should I wear? 我应该穿什么？
(
［用 于提建议］ （我）会
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I should hold out if I were you .如果我是你，我会坚持的。
used to indicate what is probable
［用于表示可能性］可能，该
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￡348 m should be enough to buy him out 34,800万英镑应该足够买走他的股份
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the bus should arrive in a few minutes .过几分钟，公共汽车就该到了。
〈正式〉 ［表 示条件假设］：
(in the first person)indicating the consequence of an imagined event
［用 于第一人称，表示想像事件的结果］ 会，该
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if I were to obey my first impulse, I should spend my days writing letters .要是我按照刚开始的冲动，我会花好几天时间写信的。
referring to a possible event or situation
［指 可能的结果或状况］ 万一
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if you should change your mind, I'll be at the hotel 万一你改变了想法，你可到宾馆找我
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should anyone arrive late, admission is likely to be refused .万一有谁来迟了，有可能进不去的。
used in a clause with ‘that' after a main clause describing feelings
［用 在“that”从句中，表示情感］ 竟然会
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it is astonishing that we should find violence here .我们竟然会在这里遇到暴力，真是令人吃惊。
used in a clause with ‘that' expressing purpose
［用 在“that”从句中，表示目的］ 可以，会
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in order that training should be effective it must be planned systematically .为了让训练有效果，必须进行系统计划。
(in the first person)expressing a polite request or acceptance
［用 于第一人称，表示礼貌的请求或接受］ 倒，可
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I should like some more, if I may 如果可以的话，我倒想再要一些
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we should be grateful for your advice .我们会感谢你的建议的。
(in the first person)expressing a conjecture or hope
［用 于第一人称，表示推测或希望］ 该
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he'll have a sore head, I should imagine 我该料到他会大发雷霆的
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‘It won't happen again .’ ‘I should hope not .’ “这不会再发生了。”“我也希望不会。
used to emphasize to a listener how striking an event is or was
［用于向 听者强调某事给人印象之深］ 应该；竟会
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you should have seen Marge's face .你真该看看玛吉那时候的脸。
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（
who/what should — but ） emphasizing how surprising an event was ［强调事件之令人惊讶］ 竟然会I was in this shop when who should I see across the street but Tobias . 我在这家商店时，竟然看见托比亚斯在街对面
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should do sth 应该做某事
真题例句：
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should have done 本应该做某事(实际没做)
真题例句：
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should have done 应该会；可能会(表示预期会发生)
真题例句：
"Old English
