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搜题
【单选题】
与慢性胃炎、消化道溃疡和胃癌的发生有是A.
肠炎沙门菌
B.
空肠弯曲菌
C.
艰难梭菌
D.
幽门螺杆菌
E.
乳酸杆菌
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举一反三
【单选题】马克思主义科学地揭示了道德的本质,认为道德是( )
A.
人先天具有的某种良知和善良意志
B.
动物的合群感和社会本能的简单延续
C.
由社会经济基础决定的特殊的社会意识形态
D.
人类的历史发展和人类的社会实践
【单选题】原电池 Pt|H 2 ( p y )|H 2 SO 4 (a=0.01)|O 2 ( p y )|Pt 在 298K 时 E = 1.228V ,已知 H 2 O(l) 的生成热 D f H m y = - 286.06 kJ·mol - 1 , z = 2 ,那么该电池的温度系数是:
A.
- 8.53 × 10 - 4 V·K - 1
B.
- 4.97 × 10 - 3 V·K - 1
C.
4.12 × 10 - 3 V·K - 1
D.
8.53 × 10 - 4 V·K - 1
【单选题】Which of the following is TRUE?
A.
Global warming was discovered in the twentieth century.
B.
French scientist Jean-Baptiste Fourier compared Earth's atmosphere to the glass of a greenhouse in the beginning of the 18 th century
【简答题】Which of the following TRUE?A. Global warming was discovered in the twentieth century. B. French scientist Jean-Baptiste Fourier compared Earth's atmosphere to the glass of a greenhouse in the beginni...
【单选题】吸取新鲜兔血浆0.5ml ,再加入BHI培养物( )振荡摇匀,放在36°C±1°C恒温箱或水浴内,观察结果。
A.
2~3μl
B.
2~3ml
C.
0.2~0.3ml
D.
0.2~0.3μl
【简答题】which of the following is true?A. global warming was discovered in the twentieth century B. French scientists Jean-Baptiste Fourier compared Earth's atmosphere to the glass of a greenhouse in the begi...
【多选题】Match each cause with its effect. 1. Research shows that silver is the most popular car color in the world. 2. Someone in Arizona buys a white car. 3. Minneapolis, Minnesota is very cold in the winte...
A.
The car is cooler in hot weather.
B.
People there like cars with warm colors, like red.
C.
Carmakers produce more cars of that color.
D.
It makes the buyer think of nature and the environment.
E.
Buyers think the car is hot and exciting.
F.
He could produce large numbers of cars quickly.
G.
Buyers relate the color to money and light.
【简答题】The following passage is a summary of Text A. Fill in each blank, using the words in Text A. There seems to be a natural cause-and-effect relationship between optimism and success. There is (1)a______...
【单选题】吸取新鲜兔血浆0.5mL ,再加入BHI培养物()振荡摇匀,放在36°C±1°C恒温箱或水浴内,观察结果。
A.
2~3μL
B.
2~3mL
C.
0.2~0.3mL
D.
0.2~0.3μL
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