【多选题】【消耗次数：1】
基本逻辑运算有。
①
与运算
②
或运算
③
非运算
④
异或运算
参考答案：
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The reason _________ I am writing this letter is to tell you about the meeting on Saturday.
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because
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why
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for
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as
【单选题】
Is that Mr Robert Lee?
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Yes, Lee speaking
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Hello, what do you want
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Sorry, speaking
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I don’t know
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Hello, is that Shanghai Airlines?
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Yes, can I help you?
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Yes, what do you want?
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Yes, you’re right
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Yes, right number
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May I see the menu, please?
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That is the menu, sir
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Yes, please go on
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Here you are, sir
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Of course, sir
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__________ a teacher in a university, it is necessary to have at least a master’s degree.
①
To become
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Become
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One becomes
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May I see your tickets and passports, please?
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No, you can’t
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③
here they are
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①
mystery
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mysterious
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mystical
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mythical
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I do not intend to follow that, because we shall have an opportunity to do so on another __________ .
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A occasion
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situation
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condition
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①
this
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that
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