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Sally: Happy birthday, Joanna. Here are two presents for you.
Joanna: Thank you, Sally. What are they?
Sally: Touch this. How does it feel?
Joanna: It’s cold. Oh, it’s hard and thick too. What is it?
Sally: It’s a box. There’s an ice cream cake in it. Now, touch this.
Joanna: It’s soft, and it’s warm. Oh, it can move! (dog barks) It’s a dog.
Sally: Yes, it is.
Joanna: Thank you so much.
1．Joanna cannot hear.
2．It is Sally’s birthday.
3．Joanna has two presents (礼物) for her birthday.
4．The cake is in a box. It is warm.
5．Joanna has a dog now.
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
