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It is Sunday today. My parents, my brother Mike and I are all at home. My father is washing his car. He is going to Beijing tomorrow. He is going there by car. My mother is putting the flowers under the sun. Then she is going to buy some flower seeds (种子). Mike is drawing a picture. There are many clouds in his picture. I am very busy. I’m doing my homework.
1．Today is rainy.2．Mike’s father is going to Beijing on Monday.
3．Mike’s father is going to Beijing by train.
4．Mike’s mother is going to buy some flower seeds.
5．Mike is doing housework (家务).
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
