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Sarah: Mum, where is my skirt?
Mum: Is it on your bed,
Sarah: No, it isn't. It's orange. It's your dress.
Mum: Is it red?
Sarah: Yes, it is.
Mum: Is it on the chair?
Sarah: Yes. Thanks. Mum.
1．Sarah' is red. ( )
A． |
B． |
C． |
| A．Sarah's |
| B．Sarah's mother's |
| C．yours |
| A．on the chair |
| B．on the bed |
| C．on the table |
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
