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【简答题】
用一个 40w 的灯泡做光源,设灯泡的光视效能为 15lm/W ,各方向均匀发光,则灯泡发出的总光通量为()。
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参考答案：
举一反三
【单选题】He pretended not to care but that remark _________ his real opinion on the matter.
A.
put away
B.
put out
C.
gave away
D.
gave out
查看完整题目与答案
【单选题】The weatherBeing unfavorable，they had to__________the sports meet,
A.
put on
B.
put up
C.
put out
D.
put off
查看完整题目与答案
【单选题】设函数 的定义域为 ，则 的定义域为（    ）
A.
[0,1]
B.
[-1,1]
C.
[-2,1]
D.
[-2,-1]
查看完整题目与答案
【多选题】下列哪些服务可以由旅客服务中心(information center)来帮助游客实现?
A.
找旅馆
B.
搭乘交通工具
C.
租车
D.
找人
查看完整题目与答案
【单选题】“What are you doing , Amy?”    “I want to ________ these pictures on the wall.”
A.
put on
B.
put up
C.
put out
D.
put down
查看完整题目与答案
【单选题】Teenagers like to _____ the photos of the stars in their bedroom.
A.
put on
B.
put away
C.
put up
D.
put out
查看完整题目与答案
【单选题】Since it was getting late, we decided to find a small inn to _______ for the night.
A.
put off
B.
put out
C.
put away .
D.
put up
查看完整题目与答案
【简答题】设函数 的定义域为 ，则函数 的定义域为 。
查看完整题目与答案
【单选题】The theory by Einstein was later to prove true, but at that time few people could accept it.
A.
put out
B.
put together
C.
put aside
D.
put forward
查看完整题目与答案
【单选题】Because of the economic crisis, industrial ou t put in the region remained
A.
motionless
B.
inactive
C.
stagnant
D.
immobile
查看完整题目与答案
相关题目：
【单选题】He pretended not to care but that remark _________ his real opinion on the matter.
A.
put away
B.
put out
C.
gave away
D.
gave out
查看完整题目与答案
【单选题】The weatherBeing unfavorable，they had to__________the sports meet,
A.
put on
B.
put up
C.
put out
D.
put off
查看完整题目与答案
【单选题】设函数 的定义域为 ，则 的定义域为（    ）
A.
[0,1]
B.
[-1,1]
C.
[-2,1]
D.
[-2,-1]
查看完整题目与答案
【多选题】下列哪些服务可以由旅客服务中心(information center)来帮助游客实现?
A.
找旅馆
B.
搭乘交通工具
C.
租车
D.
找人
查看完整题目与答案
【单选题】“What are you doing , Amy?”    “I want to ________ these pictures on the wall.”
A.
put on
B.
put up
C.
put out
D.
put down
查看完整题目与答案
【单选题】Teenagers like to _____ the photos of the stars in their bedroom.
A.
put on
B.
put away
C.
put up
D.
put out
查看完整题目与答案
【单选题】Since it was getting late, we decided to find a small inn to _______ for the night.
A.
put off
B.
put out
C.
put away .
D.
put up
查看完整题目与答案
【简答题】设函数 的定义域为 ，则函数 的定义域为 。
查看完整题目与答案
【单选题】The theory by Einstein was later to prove true, but at that time few people could accept it.
A.
put out
B.
put together
C.
put aside
D.
put forward
查看完整题目与答案
【单选题】Because of the economic crisis, industrial ou t put in the region remained
A.
motionless
B.
inactive
C.
stagnant
D.
immobile
查看完整题目与答案
参考解析：
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