题目内容

He was the most distinguished scholar in his field.

A. at is the meaning of ‘distinguished’ in the sentence?
B.weak
C.outstanding
D.ordinary
E.common

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___immigrants or workers have travelled into a country or are working without official permission.

A. legal
B. illegal
C. legacy
D.inherit

STM32F103系列单片机最多支持8个定时器TIM1至().

STM32的基本定时器除了具备基本的定时功能之外,部分还为()提供一个触发通道。

STM32的定时器具有三种不同的计数模式()、()、()。

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