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| Didn’t you visit your aunt last weekend? How are we going to the zoo? May I have a look? What day is it today? When are we doing to the zoo? |
Chen Jie: It’s Friday.
Amy: Oh, let’s go to the zoo this weekend.
Chen Jie: I’m sorry. I’m going to visit my aunt this weekend.
Amy:
Chen Jie: No, I didn’t. I went to the nature park last weekend. I took many pictures there.
Amy: Oh, really?
Chen Jie: Yes, of course. Here you are.
Amy: Wow! Beautiful. But
Chen Jie: Let’s go there next weekend, OK?
Amy: OK.
Chen Jie: What about riding a bike?
Amy: Good idea!
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
