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It was Sunday yesterday. Amy’s family was very busy. Her father, Mr. Li cleaned the bathroom. What did the children do yesterday? Amy washed the dishes in the kitchen. Her brother Tim cleaned the windows. Her sister May folded the clothes. Amy’s grandparents were in the garden. Her grandma watered the flowers and her grandpa picked up the vegetables. What did her mother do? Oh, she cooked lunch in the kitchen. All the people of the family were busy, but they were happy.
1．Today is Monday.2．Mr. Li washed the car yesterday.
3．Amy’s grandparents were in the garden yesterday.
4．Amy’s sister cooked lunch yesterday.
5．Amy and her mother were in the kitchen.
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
