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【单选题】
协议主要由语法、语义和 三个要素组成。A.
同步
B.
语句
C.
通信
D.
信息
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举一反三
【单选题】Which of the following is NOT the effect of Aspirin?
A.
It can prevent the risk of heart attacks and strokes.
B.
It can drive away occasional aches and pains.
C.
It can prevent insomnia.
D.
It can induce stomach discomfort.
【单选题】. Not only ________ many people's lives by reducing fever, but _______ other things that aspirin can help with.
A.
aspirin has saved, there also are
B.
has aspirin saved, there are also
C.
aspirin has saved, are there also
D.
has aspirin saved, are there also
【简答题】A wrong way to take aspirin can ______.
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