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【判断题】
消费者均衡实现取决于消费者的偏好组合与消费者的收入，消费均衡点相对价格不等于两种商品的边际替代率。A.
正确
B.
错误
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举一反三
【单选题】Which of the following is true about the intake of vitamins?
A.
All vitamins consumed in excess are excreted.
B.
Supplemental vitamins are better than those from food.
C.
Occasional lapses in vitamin intake should cause no harm.
D.
It is hard to get all the vitamins we need from food.
【单选题】MPI delivers fuel at the engine intake port near ( ).
A.
intake valve
B.
exhaust valve
C.
exhausts
D.
none of above
【简答题】Your calorie intake for building mess is determined by ______.
【简答题】A．habit B．expedience C．harvest D．intake
【单选题】The Tolerable Upper Intake Level, or UL, is used to
A.
estimate calorie needs of the average person
B.
evaluate the highest amount of daily nutrient intake unlikely to cause adverse health effects.
C.
evaluate your current intake for a specific nutrient.
D.
compare the nutrient content of a food to approximate human needs.
【简答题】The intake manifold carries the air-fuel mixture into the engine. The exhaust manifold is on the opposite side of the engine to the intake manifold.According to the paragraph, which statement is true?...
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