题目内容

任何时候只有一个进程在管程中执行()。

A. 对
B. 错

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管程是一种程序设计语言提供的并发控制机制()。

A. 对
B. 错

1. Nodoubt, robots are having a dramatic effect _________ the labor market in this country. (2018-12)A. on B. over C. about D. withhave an effect/impact onsb/sth 给....带来...的影响2. How we pack the products has a significant impact ______ the cost of logistics. (2015-12)A) of B) on C) to D) with3. The report shows that over half of the women are suffering _______ second-hand smoke at the workplace. (2015-12)A.inB. forC. onD.from4. We understand you need easy access ______ up-to-date information about your accounts in our bank. (2014-12)A).inB. toC. forD. with

酵母菌是 真菌的统称。

A. 球形、卵圆形单细胞
B. 球形、卵圆形多细胞
C. 丝状单细胞
D. 丝状多细胞

酵母菌最适生长温度是

A. 22℃
B. 25℃
C. 28℃
D. 35℃

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