搜索
1.下午与同学见面，你应说：
A. Good afternoon. B. What’s your name? C. How are you?
2.晚上分手时所用礼貌用语是：
A. Hi! B. Hello! C. Good night!
3.当经介绍后认识某人时，你应该说：
A. Good morning. B. Please sit down.
C. Thank you.
| A．Nice to meet you. |
A. Please come in. B. Good morning. C. Stand up.
5.想知道对方的年龄，应怎样问?
A. How old are you? B. How 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
