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Where are the birds? Look! The green bird is in the box. The red bird is on the chair. The black bird is in the desk. The yellow bird is in the green bag. The blue bird is in the red cap. The orange(橙色的) bird is in the blue cap; its(它的) eyes are small and beautiful(美丽).
1．How many birds? ( )| A．Five. | B．Six. |
| A．It’s in the box. | B．It’s on the chair. |
| A．It’s in the desk. | B．It’s in the bag. |
| A．Yes, it is. | B．No, it isn’t. |
| A．Yes. | B．No. |
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
