题目内容

下列哪一个不挂在APB2时钟总线下( )。

A. TIM1定时器
B. GPIOB
C. ADC3
D. TIM2定时器

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No country can afford toeducation.

A. stay
B. neglect
C. endure
D. delay

We would like to apologize for the of the scheduled flight.

A. mistake
B. problem
C. delay
D. deficit

Someonehas keptstaring atme.Do youthinkIcan be ______ in mywork.

A. absorbed
B. interested
C. involved
D. trusted

Many influences can affect your state of mind.

A. economic
B. social
C. political
D. external

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