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【判断题】
一般来说,配送批量应大于集货批量。A.
正确
B.
错误
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】What is a better way to test students?
A.
By questioning.
B.
Through standardized questions.
C.
Through discussion and debate.
D.
By using true and false questions.
【单选题】What can be inferred from the passage?
A.
A better way for online business is to do it on a small scale.
B.
Most of the investors are near-sighted in online business.
C.
It is a wise thing to do online business other than fashion clothes.
D.
Online business must link to a big successful enterprise.
【简答题】What is a better way to express “I want a cup of coffee”?
【简答题】回答淀粉酶有关实验的问题。温度对唾液淀粉酶活性影响的实验：将盛有2mL唾液淀粉酶溶液的试管和盛有2mL可溶性淀粉溶液的试管编为一组，共四组。在0℃、20℃室温、37℃、100℃水浴中各放入一组维持各自的温度5min。然后，将淀粉酶溶液注入相同温度下的淀粉溶液中，摇匀后继续放回原来的温度下保温。本实验观察记录不同温度下酶催化反应的时间长短，所以把淀粉和淀粉酶混合的时间作为本实验的起始时间记录下来。再...
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