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I'm Sarah. I have a PE class on the playground today. It's 5:00. PE class is over. The students' clothes are on the playground. The red shoes are mine. Whose blue shoes are these? They are Wu Yifan's. Is the white hat Mike's? No, Mike's hat is brown. It's Chen Jie's. Whose black coat is it? It's John's.
1. red shoes a. Mike's2. blue shoes b. Sarah's
3. brown hat c. John's
4. white hat d. Wu Yifan's
5. black coat e. Chen Jie's
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
