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【单选题】
在市场上,经常出现价格与价值相背离的现象,其主要原因是A.
出卖商品的人总想多赚钱
B.
购买商品的人总想少花钱
C.
买卖双方讨价还价
D.
价格受到供求关系的影响
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The author tells us that to communicate effectively, we must understand ______.
A.
our audience and the situation we are in
B.
the target language and facial expressions
C.
both sign languages and verbal languages
D.
the most direct way to deliver a message
【单选题】国家标准中规定:硅酸盐水泥和普通硅酸盐水泥的初凝时间均要求( );硅酸盐水泥的终凝时间要求( );普通水泥的终凝时间( )。
A.
大于45min；不小于6.5h；不大于10h
B.
大于45min；不小于6.5h；不小于10h
C.
小于45min；不大于6.5h；不大于10h
D.
大于45min；不大于6.5h；不大于10h
【简答题】PPPoE 帧为什么要降低 MTU 大小?
【单选题】In our society, we must communicate with people. A great deal of communicating is performed on a person-to- person【C1】______ by the means of speech. If we travel in buses, we are likely to have...
A.
basis
B.
base
C.
foundation
D.
ground
【简答题】国家标准规定:硅酸盐水泥的初凝时间不小于 、终凝时间不大于 ;普通硅酸盐水泥的终凝不大于
【单选题】In our society, we must communicate with other people. A great deal of communication is performed on a person-to-person basis by the means of speech. If we travel in buses or stand in football ...
A.
primary
B.
secondary
C.
auxiliary
D.
optional
【单选题】Only by practicing a lot _____ our English well enough to communicate with foreigners.
A.
we can learn
B.
can we learn
C.
learn we
D.
we learn
【单选题】Clearly, if we ______ in the class we must communicate with our classmates.
A.
participate
B.
are to participate
C.
will participate
D.
do participate
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