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There is a supermarket(超市) near my home. It is very big. In this supermarket you can buy a lot of food. I like cakes, oranges, apples, milk and bread. You can buy school things, too. Some of them are very cheap. The supermarket opens early in the morning and closes late in the evening. Many students buy things in this supermarket.
1．The supermarket is big.2．I can buy some fruit in the supermarket.
3．I can't buy any school things there.
4．The supermarket opens late and closes early.
5．Some things are cheap in the supermarket.
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
