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Mary’s shoes were old and broken. Her mum wanted to buy her a new pair. They went to a shoe shop last Sunday. Mum wanted a green pair. The green shoes were nice but heavy. Mary wanted a red pair. The red shoes were light but small. Then they bought a white pair. They were nice and light. They were 15 yuan. They were cheap. Mary liked them very much.
1．Whose shoes were old and broken? ( )| A．Mary’s and Mum’s. | B．Mary’s. | C．Mum’s. |
| A．Last Sunday. | B．Last Monday. | C．Last Saturday. |
| A．nice but heavy | B．nice and light | C．light but small |
| A．Mary. | B．Mum. | C．We don’t know. |
| A．Yes, they did. | B．No, they didn’t. | C．We don’t know. |
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
