sure

adj.

1. 确信；确知；肯定；有把握
   confident that you know sth or that you are right
   1. ‘Is that John over there?’ ‘ I'm not sure .’
      “那边那个人是约翰吗？”“我说不准。”
   2. You don't sound very sure.
      听你这口气，你自己也不大肯定。
   3. I'm pretty sure (that) he'll agree.
      他会同意的，对此我有相当的把握。
   4. Are you sure you don't mind?
      你确实不在意？
   5. I hope you are sure of your facts.
      我希望你能肯定你说的都是事实。
   6. Are you sure about that?
      这事你肯定吗？
   7. Ask me if you're not sure how to do it.
      你要是拿不准怎么干，就问我。
   8. I'm not sure whether I should tell you this.
      我拿不准该不该把这事告诉你。
2. 一定，必定，无疑（将会得到或发生）
   certain that you will receive sth or that sth will happen
   1. You're always sure of a warm welcome there.
      到了那里你肯定会受到热烈欢迎。
   2. England must win this game to be sure of qualifying for the World Cup.
      英格兰队必须拿下这场比赛才能确保获得世界杯的参赛资格。
3. 一定，必定，无疑（会做或会发生）
   certain to do sth or to happen
   1. The exhibition is sure to be popular.
      这一展览肯定受欢迎。
   2. It's sure to rain.
      一准会下雨。
4. 不容置疑的；确切的；可靠的；保险的
   that can be trusted or relied on
   1. It's a sure sign of economic recovery.
      这是经济复苏的确切迹象。
   2. There's only one sure way to do it.
      做这件事只有一个保险的办法。
   3. He is a sure bet for the presidential nominations (= certain to succeed) .
      他是总统候选人提名的铁定人选。
5. 沉着自信的；胸有成竹的
   steady and confident
   1. We admired her sure touch at the keyboard.
      我们欣赏她沉着自信的弹奏风格。

adv.

1. （表示同意）当然
   used to say ‘yes’ to sb
   1. ‘Will you open the wine?’ ‘Sure, where is it?’
      “你把葡萄酒打开好吗？”“没问题，在哪儿呢？”
   2. Did it hurt? Sure it hurt.
      疼不疼？当然疼了。
2. （加强语气）确实，的确
   used to emphasize sth that you are saying
   1. Boy, it sure is hot.
      好家伙，这天儿可真热。
   2. ‘Amazing view.’ ‘Sure is.’
      “景色真美。”“没错。”
   3. That song sure as hell sounds familiar.
      这首歌确实耳熟。
   4. He sure looked unhappy.
      他的确显得不高兴。
3. （回答他人的感谢）不用客气，应该的
   used to reply to sb who has just thanked you for sth
   1. ‘Thanks for the ride.’ ‘Sure─anytime.’
      “谢谢你载我过来。”“不用客气，随时愿意效劳。”

1. ADJ-GRADED 确信的;确知的;肯定的;有把握的
   If you are sure that something is true, you are certain that it is true. If you are not sure about something, you do not know for certain what the true situation is.
   1. He'd never been in a class before and he was not even sure that he should have been teaching...
      他以前从未教过课，甚至不确定自己该不该教课。
   2. The president has never been sure which direction he wanted to go in on this issue...
      总统一直都不确定自己想从哪个方面来着手处理该问题。
   3. She was no longer sure how she felt about him...
      她不再确定自己对他的感觉。
   4. It is impossible to be sure about the value of land.
      土地的价值是无法确定的。
2. ADJ 一定的;必定的;无疑的;确保的
   If someone is sure of getting something, they will definitely get it or they think they will definitely get it.
   1. A lot of people think that it's better to pay for their education so that they can be sure of getting quality...
      许多人认为最好是接受付费教育，这样能确保教学质量。
   2. It is the self-assurance of the new generation which makes them sure of their success.
      年轻一代的自信让他们对成功志在必得。
3. PHR-MODAL (事情的发生)一定，必然
   If you say that something is sure to happen, you are emphasizing your belief that it will happen.
   1. With over 80 beaches to choose from, you are sure to find a place to lay your towel...
      有 80 多个海滩可供选择，你一定能找到一处满意的。
   2. Anyone who goes food shopping without a list is sure to forget the things they really need.
      任何人如果采购食物时没列清单的话，肯定会忘了真正需要的东西。
4. ADJ-GRADED 不容置疑的;确切的;可靠的;保险的
   Sure is used to emphasize that something such as a sign or ability is reliable or accurate.
   1. Sharpe's leg and shoulder began to ache, a sure sign of rain...
      夏普的腿和肩膀开始疼痛，这预示着肯定要下雨了。
   2. She has a sure grasp of social issues such as literacy, poverty and child care.
      她对扫盲、贫穷和儿童保育等社会问题都有深切的认识。
5. ADJ-GRADED 一定的;务必的
   If you tell someone to be sure to do something, you mean that they must not forget to do it.
   1. Be sure to read about how mozzarella is made, on page 65...
      务必看看莫泽雷勒干酪是怎么制成的，在第 65 页。
   2. Be sure you get your daily quota of calcium.
      要确保每天的钙摄入量。
6. CONVENTION 是的;当然;没问题
   Sure is an informal way of saying 'yes' or 'all right'.
   1. 'He rang you?' — 'Sure. Last night.'...
      “他给你打电话了？”——“没错。昨天晚上打的。”
   2. 'I'd like to be alone, O.K?' — 'Sure. O.K.'...
      “我想一个人呆会儿，好吗？”——“好的，没问题。”
   3. 'We'll phone and you can make an appointment.' —'Sure. What time do you want to go?'
      “我们会再打电话，你可以安排约见。”——“没问题。你们想什么时间去？”
7. ADV 确实;的确
   You can use sure in order to emphasize what you are saying.
   1. 'Has the whole world just gone crazy?' — 'Sure looks that way, doesn't it.'
      “整个世界难道都疯了吗？”——“看上去的确如此，不是吗。”
   2. It sure is hot, he thought.
      天的确太热了，他想。
8. PHRASE 果真，果然(尤用在讲故事时)
   You say sure enough, especially when telling a story, to confirm that something was really true or was actually happening.
   1. We found the English treacle pudding too good to resist. Sure enough, it was delicious...
      我们觉得英国糖蜜布丁太好吃了，令人无法抗拒。的确非常美味。
   2. I was in a shop when I saw a lady looking carefully at me. She'd recognised me, and sure enough, she came across.
      我正在逛商店，突然看到一位女士在仔细地打量我。她认出了我，果不其然，她走了过来。
9. PHRASE 无疑;肯定
   If you say that something is for sure or that you know it for sure, you mean that it is definitely true.
   1. One thing's for sure, Astbury's vocal style hasn't changed much over the years...
      有一点可以肯定，阿斯特伯里的演唱风格多年来没怎么改变。
   2. Even to this day we don't know what happened for sure.
      即使到现在我们也不确定究竟发生了什么。
10. PHRASE 一定要;设法保证
    If you make sure that something is done, you take action so that it is done.
    1. Make sure that you follow the instructions carefully...
       一定要认真按照操作指南来做。
    2. He wants to make sure that schools are committed to providing alternative education.
       他想确保学校尽力提供新型教育。
11. PHRASE 查明;核实;弄清
    If you make sure that something is the way that you want or expect it to be, you check that it is that way.
    1. He looked in the bathroom to make sure that he was alone...
       他往浴室里看了看，确定就他一个人。
    2. Before you cut the cloth, make sure that the pattern matches up on both edges.
       在裁剪布料前要确保两个边缘的图案对称。
12. PHRASE 当然之事;必然之事
    If you say that something is a sure thing, you mean that you are certain that it will happen or be successful.
    1. This proposal is by no means a sure thing.
       这个提议绝不会理所当然地获得通过。
13. CONVENTION 当然，一定(表示同意)
    You say 'sure thing' to show that you agree with someone or will do as they say.
    1. 'Be careful!' — 'Sure thing, Dad. So long.'
       “要多加小心!”——“一定会的，爸爸。再见。”
14. PHRASE (承认属实)诚然，固然，无可否认
    You use to be sure when you are admitting that something is true, although it seems to contradict a more general statement that you are making.
    1. Parents make the rules. To be sure, many of the rules are no longer appropriate today.
       规矩由父母立下。诚然，其中有许多放在今天已不再合适了。
15. PHRASE 自信;确信
    If you are sure of yourself, you are very confident about your own abilities or opinions.
    1. I'd never seen him like this, so sure of himself, so in command.
       我从来没见他如此自信满满、指挥自若。

1. Are you sure you're not kidding me?
   你确定不是在和我开玩笑吗？
2. He'd never been in a class before and he was not even sure that he should have been teaching
   他以前从未教过课，甚至不确定自己该不该教课。
3. The president has never been sure which direction he wanted to go in on this issue
   总统一直都不确定自己想从哪个方面来着手处理该问题。
4. She was no longer sure how she felt about him
   她不再确定自己对他的感觉。
5. It is impossible to be sure about the value of land.
   土地的价值是无法确定的。
6. A lot of people think that it's better to pay for their education so that they can be sure of getting quality
   许多人认为最好是接受付费教育，这样能确保教学质量。
7. It is the self-assurance of the new generation which makes them sure of their success.
   年轻一代的自信让他们对成功志在必得。
8. With over 80 beaches to choose from, you are sure to find a place to lay your towel
   有80多个海滩可供选择，你一定能找到一处满意的。
9. Anyone who goes food shopping without a list is sure to forget the things they really need.
   任何人如果采购食物时没列清单的话，肯定会忘了真正需要的东西。
10. Sharpe's leg and shoulder began to ache, a sure sign of rain
    夏普的腿和肩膀开始疼痛，这预示着肯定要下雨了。
11. She has a sure grasp of social issues such as literacy, poverty and child care.
    她对扫盲、贫穷和儿童保育等社会问题都有深切的认识。
12. Be sure you get your daily quota of calcium.
    要确保每天的钙摄入量。
13. 'He rang you?' — 'Sure. Last night.'
    “他给你打电话了？”——“没错。昨天晚上打的。”
14. 'I'd like to be alone, O.K?' — 'Sure. O.K.'
    “我想一个人呆会儿，好吗？”——“好的，没问题。”
15. 'Has the whole world just gone crazy?' — 'Sure looks that way, doesn't it.'
    “整个世界难道都疯了吗？”——“看上去的确如此，不是吗。”
16. It sure is hot, he thought.
    天的确太热了，他想。
17. We found the English treacle pudding too good to resist. Sure enough, it was delicious
    我们觉得英国糖蜜布丁太好吃了，令人无法抗拒。的确非常美味。
18. I was in a shop when I saw a lady looking carefully at me. She'd recognised me, and sure enough, she came across.
    我正在逛商店，突然看到一位女士在仔细地打量我。她认出了我，果不其然，她走了过来。
19. One thing's for sure, Astbury's vocal style hasn't changed much over the years
    有一点可以肯定，阿斯特伯里的演唱风格多年来没怎么改变。
20. Even to this day we don't know what happened for sure.
    即使到现在我们也不确定究竟发生了什么。
21. Make sure that you follow the instructions carefully
    一定要认真按照操作指南来做。
22. He wants to make sure that schools are committed to providing alternative education.
    他想确保学校尽力提供新型教育。
23. He looked in the bathroom to make sure that he was alone
    他往浴室里看了看，确定就他一个人。
24. Before you cut the cloth, make sure that the pattern matches up on both edges.
    在裁剪布料前要确保两个边缘的图案对称。
25. This proposal is by no means a sure thing.
    这个提议绝不会理所当然地获得通过。
26. 'Be careful!' — 'Sure thing, Dad. So long.'
    “要多加小心！”——“一定会的，爸爸。再见。”
27. Parents make the rules. To be sure, many of the rules are no longer appropriate today.
    规矩由父母立下。诚然，其中有许多放在今天已不再合适了。
28. I'd never seen him like this, so sure of himself, so in command.
    我从来没见他如此自信满满、指挥自若。
29. Are you sure you should be up?
    你肯定你该起床了吗？

  certain confident convinced positive sure【导航词义：确信的】

  certain adj. 肯定的，确信的

〔辨析〕指确定无疑的，表示说话人有确切的理由或不容置疑的证据，语气较强，通常作表语，多用于肯定句或正式的书面语中，常可与positive 换用，但不可单独用作回答。

  confident adj. 确信的，有把握的

〔辨析〕指确信某事会以自己想要或期望的方式发生的，通常作表语。

  convinced adj. 确信的，信服的

〔辨析〕指对某事深信不疑的，通常作表语，常后接介词 of 或 that 从句。

  positive adj. 确信的，肯定的

〔辨析〕指对某事物的正确性或真实性绝对肯定的，通常作表语，可单独用作肯定回答，常后接介词 about/of 或 that 从句。

  sure adj. 确信的，确定的

〔辨析〕指主观上对某事物的正确性或真实性没有疑虑的，常可与 certain 换用，但语气稍弱，通常作表语。

adj.

be sure to do sth

• 一定要，务必（去做某事）
  used to tell sb to do sth
  1. Be sure to give your family my regards.
     务必代我向你的家人问好。

for sure

• 无疑；肯定
  without doubt
  1. No one knows for sure what happened.
     谁也不知道究竟发生了什么事。
  2. I think he'll be back on Monday, but I can't say for sure.
     我想他星期一会回来，不过我不敢肯定。
  3. One thing is for sure ─it's not going to be easy.
     有一点可以肯定——事情不会很容易。
  4. ‘Will you be there?’ ‘For sure.’
     “你去吗？”“肯定去。”

make sure (of sth/that…)

• 确保；设法保证
  to do sth in order to be certain that sth else happens
  1. Make sure (that) no one finds out about this.
     绝对不要让任何人发觉这件事。
  2. They scored another goal and made sure of victory.
     他们又进了一个球，这就赢定了。
  3. Our staff will do their best to make sure you enjoy your visit.
     我们的人员会竭尽全力使您访问愉快。
• 查明，核实，弄清（某事属实或已做）
  to check that sth is true or has been done
  1. She looked around to make sure that she was alone.
     她往四下里看看，是不是只有她一个人。
  2. I think the door's locked, but I'll just go and make sure.
     我觉得门已经锁上了，不过我还是去看看好放心。

sure of yourself

• 自信；自以为是
  very confident
  1. She seems very sure of herself.
     她好像十分自信。

sure thing

• （答应建议或要求）当然，一定
  used to say ‘yes’ to a suggestion or request
  1. ‘Are you coming?’ ‘Sure thing.’
     “你来吗？”“当然。”

to be sure

• （承认属实）诚然，固然，无可否认
  used to admit that sth is true
  1. He is intelligent, to be sure, but he's also very lazy.
     他固然聪明，但也很懒。

adv.

(as) sure as eggs is eggs

• 千真万确；的的确确
  used to say that sth is definitely true

sure enough

• （表示不出所料）果真，果然
  used to say that sth happened as expected
  1. I said he'd forget, and sure enough he did.
     我说他会忘记，他果然就忘了。