I have two good friends. They’re Lucy and Tom. Lucy is ten years old. Her father is a doctor. Her mother is a teacher. She teaches English. She is a good teacher. Her students like her very much. Tom is eleven years old. His father is a policeman. His mother is a teacher, too. She teaches Chinese. We are in the same school, but we are not in the same class.
[[QOrDeR]]Lucy is a girl. Tom is girl, too.
【小题2】Lucy’s and Tom’s mothers are teachers.
【小题3】Tom’s father is a policeman.
【小题4】Lucy is eleven.
【小题5】We’re good friends.
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