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【单选题】
引起蛋白质变性的物理因素是A.
B.
有机溶剂
C.
界面失活
D.
重金属离子
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【单选题】Abstract statement: Waste vegetable oil is a great alternative to regular fuel.
A.
Waste vegetable oil is going to be thrown away if it is not used.
B.
Waste vegetable oil is inexpensive and clean.
C.
People can get waste vegetable oil from local restaurants.
D.
Restaurants are usually happy to give away waste vegetable oil.
【单选题】Abstract statement: There are problems with producing vegetable oil.
A.
The process of cleaning oil is difficult.
B.
Vegetable oil production causes many animals and plants to die.
C.
Cars that use vegetable oil may need new parts.
D.
Vegetable oil is not the safest alternative.
【简答题】A．Nuts. B．Potatoes. C．Vegetable oil. D．Dairy products.
【单选题】Abstract statement: There is some difficulty with using waste vegetable oil.
A.
Local restaurants will give waste vegetable oil away for free.
B.
Using waste vegetable oil is worth the work.
C.
People cut down huge areas of forests to grow plants to produce vegetable oil.
D.
The process of cleaning waste vegetable oil is difficult, and cars that use it may need new parts
【简答题】A．Nuts. B．Sugar. C．Vegetable oil. D．Dairy products.
【单选题】Abstract statement: Using waste vegetable oil is better for the environment.
A.
Waste vegetable oil does not pollute the environment.
B.
Waste vegetable oil helps restaurants keep their food clean.
C.
Waste vegetable oil increases food prices.
D.
Waste vegetable oil increases rain forest destruction.
【多选题】高尚道德品格的形成重在实践,贵在坚持。大学生投身崇德向善的道德实践,就要
A.
向道德模范学习。
B.
培养志愿服务精神。
C.
大力弘扬时代新风。
D.
强化社会责任意识、规则意识、奉献意识。
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