【判断题】【消耗次数：1】
碳、氢、氧被称为植物肥料的三要素
①
正确
②
错误
参考答案：
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相关题目
【单选题】
刺激的三要素包括（ ）
①
刺激时间、刺激强度、时间-强度变化率
②
刺激阈值、刺激时间、阈值-强度变化率
③
刺激时间、刺激频率、时间-频率变化率
④
刺激频率、刺激强度、强度-频率变化率
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They talked in whispers, but still, I couldn’t help but __________ their conversation.
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overhear
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to overhear
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overhearing
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overheard
【单选题】
Oh, I’m sorry. But I promise I’ll be careful next time.
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It’s nothing at all
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Oh, never min
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It doesn’t matter
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Thank you
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There are no questions
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Not only are cars involved in most of the traffic accidents, but they also __________to the pollution of the air. .
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contribute
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promote
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refer
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She was __________ a very affectionate person.
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at heart
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in person
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on purpose
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The furniture in his room is quite different __________ in yours.
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from those
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Isn’t it about the time you __________ to do morning exercises?
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I’d almost given up hope of finding a house I liked, and then suddenly this one __________ .
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turned over
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turned up
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turned on
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turned down
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He __________ to arrange a loan through a finance company.
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tried
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succeeded
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managed
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endeavored
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The concert usually takes place at the People’s Square, with the audience __________on the groun@@
①
seating
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seated
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be seating
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Big changes have taken place at Marketing Department the new manager came.
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before
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since
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