【判断题】【消耗次数:1】
A: Have you been wasting time on computer games again? B: Not really. I’ve been studying a lot and I need a break.
正确
错误
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相关题目
【单选题】 -I’ve been using the computer for a long time and my neck doesn’t feel well. -_____________________.
①  You’d better stop the work and take a rest
②  Never mind
③  Keep away from the medicine
④  be careful
【单选题】 The sandwhich course, [填空]I have been on for a week ,is really excellent.
①  which
②  that
③  whose
④  who
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①  正确
②  错误
【单选题】 I hope ___ the little ___ I have been able to do has been of some use.
①  that; that
②  /; by which?
③  what; what
④  /; with which
【单选题】 The biggest day ____________ I’ve ever been to is Beijing.
①  where
②  that
【判断题】 He spends a lot of time play computer games.
①  正确
②  错误
【判断题】 A: Do you have the time? B: Of course, I have.
①  正确
②  错误
【单选题】 3. He ______ hard until I told him to sit down and have a break.
①  was working
②  had been working
③  worked
④  has worked
【单选题】 How stupid I have been! Why _______ I do that before?
①  don’t
②  didn’t
③  not
【单选题】 A: Have you ever been to Huangshan? B:[填空].
①  No. Twice
②  I went there twice
③  Yes. Twice
④  Yes. Ill go there next month
随机题目
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①  正确
②  错误
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①  正确
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【判断题】 对于可在期权到期日前申请执行的期权,由于时间价值大于零,平仓方式了结头寸带来的收益要比申请执行期权方式带来的收益大
①  正确
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①  正确
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①  正确
②  错误
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①  正确
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①  正确
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【多选题】 求解期权理论价值经常用到数值方法,这些方法包括?
①  有限差分
②  蒙特卡洛
③  二叉树
④  B-S-M期权定价模型