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1．当你不小心把朋友家里的花瓶打碎了，你会说：________
| A．You’re welcome. |
| B．I’m sorry. |
| C．Not at all. |
| A．My mother is busy. |
| B．What’s wrong with you ? |
| C．Hold on , please. |
| A．I am busy. |
| B．I want to go to school with my grandpa. |
| C．I am writing a letter to my good friend. |
| A．This is Anna speaking. |
| B．I am Anna. |
| C．My name is Anna. |
| A．Sunday is the first day of the week. |
| B．This is Sunday. |
| C．It is Sunday today. |
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
