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Mike:
John: Look!
Mike: Wow! It is a squirrel(松鼠). I like it.
John: Thank you! My schoolbag is orange.
Mike: It’s yellow.
John: A Chinese book, two storybooks, a maths book, an English book and a pencil box.
Mike:
| A．What’s in your schoolbag? |
| B．What colour is your schoolbag? |
| C．Really? |
| D．Wow, a fat squirrel. |
| E．I have a new schoolbag. |
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
