皮皮学，免费搜题
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【单选题】
运动时皮肤血流量的变化是( )。A.
增加
B.
减少
C.
先增加后减少
D.
先减少后增加
E.
保持稳定
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The underline part in the word “hero es ” is pronounced as ____.
A.
/Iz /
B.
/z/
C.
/Is/
D.
/s/
【简答题】S-MAC协议中为何采用周期性侦听和睡眠机制,此机制的基本思想是什么?
【单选题】The underline word “it” in the second paragraph refers to “ ” .
A.
the energy benefit
B.
the forest loss
C.
climate change
D.
burning ethanol
【简答题】S-MAC协议的基本思想是采用周期性( )占空比的工作方式,减少节点空闲侦听时所消耗的能量。
【单选题】The underline part of the word " osteo pathic" means _______.
A.
tumor
B.
disease
C.
rib
D.
bone
【单选题】The underline part of the word " stetho scope" means _______.
A.
abdomen
B.
heart
C.
chest
D.
back
【单选题】What does it mean when a word has a wavy red underline?
A.
The word is inconsistently formatted compared to the surrounding text.
B.
There is a grammar error.
C.
The word is not in the dictionary.
D.
The capitalization does not match that of the surrounding text.
相关题目：
【单选题】The underline part in the word “hero es ” is pronounced as ____.
A.
/Iz /
B.
/z/
C.
/Is/
D.
/s/