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Sun: Hello, I'm the sun. I'm strong. I give light to the earth. I'm No.1.
Moon: Hello, I'm the moon. At night give light to the earth. I'm stronger. I'm No.1
Sun: Your light is from me, isn't it?
Cloud: Don't quarrel. When I am over the earth, you can't give light to the earth. So everyone has his strong point. We are one family.
Sun Moon: Yes, you're right. We are one family. We should help each other and take care of each other.
1．The sun gives light to the earth at night. （____）
2．The moon gives light to the earth at night. （____）
3．The sun's light is not from the earth. （____）
4．When the cloud is over the earth, the sun can give light to the earth, too. （____）
5．They should help each other.What are the children doing? （____）
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
