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It is Saturday today. It’s sunny and warm outside. The children go to the park together. They are very happy. Look! Sam is jumping like a rabbit. He’s very funny. John is good at sports. He is playing football with some boys. Liu Xin is quiet. She is under a tree. She is listening to music. Where is Zhang Peng? Oh! He is doing kung fu with his uncle. He’s so cool!
1．Sam is walking like an elephant. He’s very funny.2．John is playing basketball with some boys.
3．Liu Xin is listening to music. She’s under a tree.
4．Zhang Peng is doing kung fu. He’s so cool!
5．It’s cloudy and cool today.
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
