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（1）A: This is a ________, I ________.
B: Yes, it's a nice ________.
A: ________ like this cat.
B : Here ________ are.
A : ________ ________.
（2）A: Let's play a game.
B: OK.
A: ________ ________ see the toys?
B: No, I ________.
A :________ ________ my hand?
B: It's a ________ , I think.
A : Yes, ________ right.
（3）A : Good ________.
B : Good morning.
A: Look at this cat.
B: ________ ? No, it's a ________ .
A: Oh, I ________ .Is this your ________ ?
B: No, it ________ .
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
