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【简答题】
太阳能电池是一种利用太阳光直接发电的光电半导体薄片,结合p-n结知识简述其工作原理。
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举一反三
【单选题】下列关于硫酸阿托品的用途的说法，错误的是（）
A.
可用于麻醉前给药
B.
可用于内脏绞痛
C.
可用于感染中毒性休克
D.
可用于有机磷酸酯类中毒解救
E.
可用于心动过速
【单选题】关于阿托品，下列叙述错误的是
A.
用于感染中毒性休克
B.
可迅速缓解胃肠道绞痛
C.
可用于有机磷酸酯类中毒的解救
D.
用药后可使排尿困难
E.
对于眼可有扩瞳、降低眼内压、调节麻痹的作用
【简答题】What is the definition of happiness? Is it material wealth filled with fancy cars, a dream house, extravagant furs and jewelry? Or is happiness simply having a roof over your head? Food in the fridge?...
【单选题】Which of the following words is a derivation word?
A.
Chairwoman.
B.
Smog.
C.
Fridge.
D.
Glorify.
【单选题】The word formation method of fridge is ______ .
A.
blending
B.
borrowing
C.
front and back clipping
D.
fore clipping
【简答题】根据句意和首字母提示，写出所缺单词。 1. There is n___________ in the fridge. I have to buy some. 2. Before you enter the teacher's office, you must k__________ on the door first. 3. Bill Gates is a very r_________ man ...
【简答题】单句改错。 1. He likes walk down the street to enjoy the sunshine. 2. Let me have a look the photo of your family. 3. Everyone have fun at the party. 4. Li Lei, with his friends, play football over there e...
【单选题】The word fridge is formed in the way of __________.
A.
acronymy
B.
clipping
C.
initialism
D.
blending
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