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【多选题】
根据各场所负荷的重要性，照明负荷可以分为三个等级，其中地下车站的站台照明为（ ），应急照明为（ ）；地上车站的站厅照明为（ ）。A.
一级负荷
B.
特别重要负荷
C.
二级负荷
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【单选题】Today's trumpet is one of the world's oldest instruments. It is result of many centuries of development. Although it looks nothing like its ancestors, there are many similarities. All trumpets are hol...
A.
air pressure
B.
daily cleaning
C.
keen eyesight
D.
long fingers
【单选题】Today’s trumpet is one of the world’s oldest instruments. It is really the result of many centuries of development. Al though it looks nothing like its ancestors, there are many similarities. All trum...
A.
Air pressure.
B.
Daily cleaning.
C.
Keen eyesight.
D.
Longer fingers.
【单选题】Today's trumpet is one of the world's oldest instruments. It is the result of many centuries of development. Although it looks nothing like its ancestors, there are many similarities. All trumpets dir...
A.
air pressure
B.
keen eyesight
C.
daily cleaning
D.
long fingers
【简答题】How did the author describe the following figures to demonstrate his yses of different grades of thinking?
【简答题】There are many wetlands in China and some of them are the world’s important wetlands. The Chinese Yellow Sea Wetlands are among them. They are in Yancheng, Jiangsu Province, the east of China. They ar...
【单选题】He was so ______ at tying fisherman's flies that he was asked to demonstrate his technique at sports fairs and exhibitions.
A.
applicable
B.
adroit
C.
fancy
D.
impressed
【判断题】Candidate need not to prepare any key events or achievements in his life to demonstrate his qualities to a potential employer.
A.
正确
B.
错误
【单选题】Today's trumpet is one of the world's oldest instruments. It is result of many centuries of development. Although it looks nothing like its ancestors, there are many similarities. All trumpets are bel...
A.
air pressure
B.
daily cleaning
C.
keen eyesight
D.
long fingers
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