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Dong Fang Store Sale
Goods(商品) | Colours | Price(价格) |
Socks(袜子) | Black, White, Green | $3 |
Sweater | Black | $15 |
Hat | Blue, White | $4 |
T-shirt | Red, Green | $14 |
Shoes | Black, White | $25 |
Bag | Blue | $5 |
1．In all goods, hats are the cheapest(最便宜的).
2．The sweater is blue.
3．There are blue hats and white hats in the store.
4．The shoes are $14.
5．There're black, white and green socks in the store.
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
