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It’s a rainy Saturday. It’s raining a lot. Mary and her family are at home.
Mary is painting a picture in the living room now. She likes drawing and painting very much. Her father is teaching her. He is an art teacher. Mary thinks her dad knows everything.
Mary’s little brother, a really naughty boy, is also in the living room. He is playing with his toy dinosaurs. He collects them.
Mary’s older brother is in his bedroom. He wants to be a pilot in the future. So he always studies hard. He is doing homework on the computer.
Mary’s mother is cooking some cookies in the kitchen. She is good at making desserts. She often makes cakes for her family.
1．It’s a nice Sunday.2．Mary is painting in the living room.
3．Mary’s older brother is a pilot.
4．Mary’s mother is making cakes in the kitchen.
5．There are five people in this family.
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
