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My name is Tom and I’m 12 years old. I’m from America. It’s our first time to come to China. This is my family. My mum is a doctor. She works in a children’s hospital. My dad is a teacher. He goes to work by car. My brother is a student. He is very good at Maths. My Maths is not good. He often helps me with it. My brother and I love animals. We have a lovely dog in our home in America. But we can not bring it with us. So I give the dog to my good friend, Jim.
1．There are four people in Tom’s family.2．Tom’s mother is a teacher.
3．Tom’s father goes to work by bike.
4．Tom’s brother is good at Maths.
5．Tom and his brother have a lovely dog in their home in America.
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
