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A man had two blacksmith neighbours ,one on the left , the other on the right . They made a lot of noise day and night .The man couldn’t go to sleep . So he said to the neighbours ,Please make a move , your noise make me mad !
The neighbours agreed. That night , the man thought he could have a good sleep when he went to bed. But suddenly he heard the noise again .He shouted to the neighbours angrily ,You promised to make a move ,didn’t you ? Yes, both of them said, I moved into his house , one of the blacksmiths said. And I moved into his ,the other one smiled.
（1）A man lived between two blacksmiths’ houses.
（2）He was nearly mad.
（3）The neighbours only worked in the day.
（4）The blacksmiths promised to move .
（5）The man could sleep well .
同类型试题
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
