Hello! My name is Sam. I'm a boy. I'm ten. I'm a pupil. This is my mother, Sally. She's 43. She is an English teacher. Look, that is my sister. She's twelve. She is a pupil too. Today(今天)is my mother's birthday. Here's my present for my mother. I say, “Happy birthday, Mum!” She is very happy.
1.I am Sam. (______)2.My sister is an English teacher. (______)
3.My mother is 34. (______)
4.My sister is a pupil. (______)
5.Here's a present for my father. (______)

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

