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My name is Peter. I’m from the USA. My father is a farmer. He has horses and sheep on the farm. My mother is a nurse. She works in a hospital. I have a brother. His name is Harry. I also have a sister. Her name is Mary. We go to school together. Do you know Rex? Rex is my cat. I like it very much. I often play with it when I am at home.
1．Peter is from the
.2．Peter’s
has horses and sheep on the farm.3．Peter’s mother works in a
.4．
is Peter’s sister.5．Rex is Peter’s
.
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
