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This is our class. You can see twelve girls and fifteen boys in it. Can you see the girl in a red coat and a pair of blue trousers? Her name is Amy. She is eleven. She likes red. She is good at dancing. The boy behind her is Jack. He is twelve. He likes black. He is good at drawing. They are all my good friends.
1．We can see 12 girls and 15 boys in the classroom.2．Amy is in a red coat and a pair of blue trousers.
3．Amy is good at drawing.
4．Jack is eleven. He likes black.
5．Amy and Jack are Jerry’s 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
