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1．当你想要向你的同学介绍你的新朋友认识时，你会说：( )
| A．This is my new friend Lily. |
| B．She is Lily. |
| C．Her name is Lily. |
| A．My name is Jone. |
| B．This is Jone. |
| C．I am ten years old. |
| A．Good morning, teacher! |
| B．How old are you? |
| C．What’s your name? |
| A．There are sixty girls in our school. |
| B．There are five boys in the classroom. |
| C．There are ten girls in our class. |
| A．How are you? |
| B．How old are you? |
| C．How do you do? |
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
