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| A．May I have a look? |
| B．Do you collect stamps, Li Lei? |
| C．Here's a stamp from Canada for you |
| D．Have you got any stamps from the US |
| E．But I've got some stamps from UK |
Li Lei: Yes, I do.
Zhang Hua: 2. ___________
Li Lei: No, I haven't. 3. ___________
Zhang Hua: Really? 4. ___________
Li Lei: Sure! Let's go to my room. Look! These are my stamps from the UK.
Zhang Hua: Wow! They're so beautiful.
Li Lei: Thank you. 5. ___________
Zhang Hua: That's great. Thank you very much.
Li Lei: You're welcome.
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
