皮皮学，免费搜题
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【单选题】
终储存的肌肉兴奋—收缩藕联的关键因子是:A.
钙离子
B.
钾离子
C.
钠离子
D.
以上都对
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】听力原文：W: Doctor, I haven't been able to get enough sleep lately, and I'm too tired to concentrate in class. M: Well, you know, spending too much time indoors with all that artificial lighting can do th...
A.
The woman is making too big a fuss about her condition.
B.
Fatigue is a typical symptom of lack of exercise.
C.
The woman should spend more time outdoors.
D.
People tend to work longer hours with artificial lighting.
【简答题】She tried to______(beauty) her room with posters and plants.
【单选题】Her husband is very realistic, but her head is full of ()ideas about beauty and romance.
A.
automatic
B.
academic
C.
abstract
D.
absolute
【简答题】人工辅助能（Artificia lAuxiliary Energy）
【单选题】— You seem to be deeply struck by her beauty. — Not exactly. It was her skill and courage _____ her beauty that really struck me most. [ ]
A.
other than
B.
rather than
C.
as well as
D.
more than
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