Mary is a little girl. She is only five. She does not go to school, and, of course, she doesn’t know how to read or write. But her sister, Kate, is a schoolgirl. She is ten. One day, Kate sees her little sister at the table and there is a pen in her hand and a piece of paper (纸) in front of her. “What are you doing, Mary?” she asks.
“I’m writing a letter to my friend Kitty,” says Mary. “But how can you?” says her sister. “You don’t know how to write.” “Well,” says Mary, “it doesn’t matter, because Kitty does not know how to read, either (也).”
1.Mary is a schoolgirl.2.Kate doesn’t know how to read or write.
3.One day, Mary wants to write a letter to Kitty.
4.Kitty is Mary’s friend, and she knows how to read.
5.Mary is an interesting (有趣的) girl.
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