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Tom and his friends are in a toy store. Look, the kite is fifteen yuan. The toy car is fifty-five yuan. The toy panda is eighty-nine yuan. It can run and jump. How much is the toy plane? Oh, it’s sixty-seven yuan. Tom wants a toy panda. His friends want a kite and a toy plane.
They have a good day !
1．Tom and his friends are in a ________. ( )| A．study | B．toy store | C．shop |
| A．fifteen | B．sixteen | C．seventeen |
| A．thirty-five | B．fifty-five | C．forty-five |
| A．run | B．jump | C．run and jump |
| A．a kite | B．a toy plane | C．a kite and a toy plane |
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
