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【简答题】
膳食中优质蛋白质主要来自动物性食品和()。 (A)大米 (B)玉米 (C)大豆及豆制品 (D)面粉
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举一反三
【单选题】The writer explains the boiling water by using ______.
A.
myths
B.
humor
C.
facts
D.
arguments
【单选题】除下列哪种药物外都为氨基糖甙类抗生素
A.
链霉素
B.
庆大霉素
C.
创新霉素
D.
卡那霉素
【单选题】One of the requirements for producing vapor is that the water ______ to its boiling point.
A.
must be heated
B.
has to be heated
C.
is to be heated
D.
be heated
【单选题】当法官要求撤销某一证据的有效性时,陪审团反而更容易受这一证据影响的原理是:
A.
逆反心理
B.
多元无知
C.
拒绝退让
D.
知觉对比
【单选题】After being boiled in the boiling water, the coffee beans ____________.
A.
became softened
B.
became hardened
C.
made the water taste bitter
D.
made the water taste better
【单选题】The boiling water in the kettle decreases because it ______ into vapor. In other words, it is vaporizing or evaporating.
A.
is being converted
B.
is converted
C.
has been converted
D.
converts
【单选题】下列哪件家具为几案类家具的溯源?
A.
B.
C.
D.
【单选题】The boiling of water is a
A.
physical change because the water merely disappears
B.
physical change because the gaseous water is chemically the same as the liquid
C.
chemical change because heat is needed for the process to occur
D.
chemical and physical damage
【单选题】Because of the reduced _____ in the vacuum boiling evaporator, some of the sea water boils as it flows through the tubes.
A.
temperature
B.
water level
C.
pressure
D.
rate of flow
【单选题】Water _____ at 100 degrees centigrade.
A.
boiled
B.
boils
C.
has boiled
D.
was boiling
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