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Today is Children's Day. There is a big animal show in the zoo. Look at the animals. The birds are singing. The tigers are running with a young man. They are fast. Two monkeys are eating bananas. They are funny. Look! What are those? They are bears. They are doing kung fu. They look funny, too. Look at the mother elephant and the baby elephant. The mother elephant is drawing a picture. How clever! The baby elephant is playing with a ball. How cute!
1．Today is June lst.2．The birds are flying in the zoo.
3．Two monkeys are eating bananas.
4．The bears can do kung fu.
5．The baby elephant is playing with the water.
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
