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【单选题】
平面图形或直线与投影面倾斜时,其投影变小或变短的性质称为:( )。A.
积聚性
B.
收缩性
C.
积聚性
D.
类似性
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皮皮学刷刷变学霸
举一反三
【单选题】what is the main reason that causes the dead miles?
A.
The major cause is that the customers are dissatisfied with the service.
B.
The major cause is that the market is depressed.
C.
The major cause is that the delivery mission is complete.
D.
The major cause is that when each forward delivery mission is complete, we often fail to carry goods in the return journey.
【单选题】What is the main reason we have misunderstanding during first contact with a person from a different culture?
A.
Language barriers
B.
Etiquette codes
C.
Nervousness
D.
Previous experiences
【单选题】The main reason we don’t make meetings more productive is_____we don’t value our time.
A.
why
B.
what
C.
when
D.
that
【单选题】The writer thinks the main reason we teach students math is to _________.
A.
help them pass exams
B.
train them for their jobs
C.
help them to buy and sell
D.
develop their ability to think clearly
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