【单选题】【消耗次数：1】
He___________ score 100 on this coming test.
①
aims to
②
aim to
③
have to
④
adds to
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相关题目
【单选题】
John’s score on the test is the highest in the class; he ____ last night.
①
must study
②
should have studied
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must have studied
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【单选题】
Mary’s score on the test is the highest in her class; she _____ have studied very hard.
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may
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A: Unbelievable! I have failed the driving test again! B: [填空]. This is not the end of the world.
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8.______ your request for a make-up test, we have referred the matter to the school authority.
①
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②
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③
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④
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【单选题】
If he_____the storekeepers scissors,he would have forgotten to buy a pair.
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随机题目
【单选题】
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①
边际产品等于要素的价格
②
边际收益等于要素的价格
③
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【单选题】
边际收益是指（ ）。
①
增加一单位产量所导致的总产量的增加量
②
增加一单位某投入要素引起的总成本增加量
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④
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【单选题】
在以下关于单位贡献利润的表述中，正确的是（ ）。
①
单位贡献利润就是商品价格减平均成本
②
单位贡献利润就是总收益减总成本
③
单位贡献利润就是商品价格减平均可变成本
④
单位贡献利润就是商品价格减平均固定成本