A: Hello, Lucy. It’s great to meet you here!
B: Hi, but I’m sorry...
A:
B: Oh, you’re Helen, my deskmate.
A: Really? How?
B: Well, you used to be thin and short.
A: Yes, you’re right. It has been more than ten years since we left our primary school.
B: Yes, we haven’t seen each other since then.
A: I work as a reporter at the TV station. How about you?
B: I teach English in a middle school.
A: Oh, no!
A.You’ve changed so much. |
B.Where do you work? |
C.Where do you live now? |
D.Don’t you remember me? |
E.And you used to wear glasses. |
F.I used to hate English! |

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

