搜索
We have two new friends. The girl is Amy. She is nine years old. She is from the UK. She is short. She is pretty. She has big eyes. The boy is Zhang Peng. He is ten. He is from China. He is tall. He’s not thin. He has big eyes, too. We like Amy and Zhang Peng. We help each other.
1．We have two new friends, Amy and Wu Yifan. （______）
2．Amy is from the UK. （______）
3．Amy has big ears. （______）
4．Zhang Peng is thin. （______）
5．Zhang Peng has big eyes. （______）
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
