I have a friend named Jenny Smith. She lives in Canada. Mr. Smith is forty-six years old. He has brown hair and blue eyes. Mrs. Smith is forty-two years old. She is short and fat. Bob is Jenny's brother. He is taller than Jenny. Lyn is eight years old. She is Jenny's sister. She has long straight red hair. She is a student. They are a happy family!
1.There are six people in Jenny's family. (______)
2.Mr. and Mrs. Smith have two children. (______)
3.Mr. Smith has brown hair. (______)
4.Bob is Jenny's brother. (______)
5.Lyn has long red hair. (______)
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