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1．Etta has a teddy bear. His name is Teddy. Teddy is her good friend.
2．Etta cannot find Teddy. Where is he? She looks for him everywhere.
3．Etta cries. Her mother takes her to the toy shop.
4．Etta does not like the new teddy bears there.
5．Etta likes the new skirt, but she still wants her teddy bear.
6．Etta likes hamburgers and ice cream. But she can’t forget her teddy bear.
7．It is time to go to bed. Then she sees... TEDDY!!!
8．Etta is happy to find Teddy.
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
