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My aunt worked in a supermarket. She went to work by bus. It took her fifty minutes to get there. She began to work at nine in the morning. And at nine in the evening, she went home. She was tired. Now, she works in a library and walks to work. It takes her only five minutes. Sometimes, she can also read books in the library. She is very happy.
1．My aunt worked in a cinema.2．She went to work by train.
3．My aunt began to work at eight in the morning.
4．Now, she works in a library.
5．She can also read books in the library.
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
