第13题: [单项选择]It can be inferred from the passage that the author would MOST likely consider which of the following to be an example of a conquered culture adopting an appropriation strategy for the sake of survival 参考答案:B
第14题: [多项选择]施密特触发器的主要用途是()。 A. 延时 B. 定时 C. 整形 D. 鉴幅 E. 鉴频 参考答案:C, D