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【简答题】
一个PPP帧的数据部分(用十六进制写出)是7D 5E FE 27 7D 5D 7D 5D 65 7D 5E。试问真正的数据是 (用十六进制写出,每两个十六进制数间用空格隔开)。
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反馈参考答案：
举一反三
【单选题】If the supply of a good is relatively elastic, changing the price causes
A.
a relatively small change in the amounts that buyers are willing to buy.
B.
a relatively small change in the amounts sellers are willing to sell.
C.
a relatively large change in the amounts sellers are willing to sell.
D.
no change in the amounts sellers are willing to sell.
【单选题】Behind bad luck comes good luck. So something good happened _____ you..
A.
in
B.
to
C.
for
D.
with
【单选题】If the demand for donuts is elastic, a decrease in the price of donuts will
A.
increase total revenue of donut sellers.
B.
decrease total revenue of donut sellers.
C.
not change total revenue of donut sellers.
D.
There is not enough information to answer this question.
【简答题】直链淀粉遇碘呈( )色,支链淀粉遇碘呈紫红 色,糖原遇碘呈( )色
【简答题】直链淀粉遇碘呈蓝色，支链淀粉遇碘呈（）
【简答题】淀粉遇碘可以发生灵敏的颜色反应,直链淀粉遇碘呈 ,支链淀粉遇碘呈 。
【简答题】直链淀粉遇碘呈______色，支链淀粉遇碘呈______色，糖原遇碘呈______色。
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