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【判断题】
用手轮移动轿厢,切断电源,一人先扶住手轮,另一人闸,完毕,松手轮。()A.
正确
B.
错误
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举一反三
【单选题】It is ______ for her to wear a formal suit at the homely little party.
A.
out of order
B.
out of question
C.
out of place
D.
out of practice
【单选题】企业销售随同商品出售单独计价的包装物一批,该批包装物的计划成本为30000元,材料成本差异率为-2%,则需要计入( )。
A.
其他业务成本29400元
B.
销售费用29400元
C.
其他业务成本30600元
D.
销售费用30600元
【单选题】Excessive wear in the middle of a tire tread could indicate: ( )
A.
excess negative camber
B.
wheels not running parallel.
C.
over-inflation.
D.
under-inflation.
【单选题】Choose the letter of the sentence that best expresses the implied main idea of the following paragraph. 1. 1 A puddle of dark liquid under a car indicates a leak in the oil or transmission fluid. 2 An...
A.
Several warning signs can indicate car problems.
B.
A puddle of dark liquid under a car is a sign that a car has an oil or transmission fluid leak.
C.
The most significant warning signal of a car problem is getting lower mileage per gallon of gas.
D.
Various problems may cause a car's fuel economy to decrease.
【单选题】成人高血压标准为:
A.
收缩压＞120mmHg、舒张压＞80mmHg
B.
收缩压＞130mmHg、舒张压＞85mmHg
C.
收缩压＞140mmHg、舒张压＞90mmHg
D.
收缩压≥140mmHg、舒张压≥90mmHg
【简答题】什么是食品安全?常见的引起食品安全的问题有哪些?
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