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【判断题】
MCS-51单片机的中断允许寄存器的IE的作用是用来对各中断源进行开放或屏蔽的控制A.
正确
B.
错误
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【单选题】The news of his father's illness greatly ______ him.
A.
annoyed
B.
bothered
C.
irritated
D.
disturbed
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【单选题】. _______news came ________an unknown disease was spreading in the area .
A.
Disturbing / that
B.
Disturbed / which
C.
Disturbing / which
D.
Disturbed / what
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