搜索
Hello, boys and girls! Welcome to our zoo. We are Kaikai and Xinxin. We are pandas. We are brother and sister.
I’m three and my sister is one. We have two small ears, two small eyes, a small nose and a short(短的) tail. We are black and white. We are fat(胖的). Many people(许多人) love us very much.
1．Kaikai and Xinxin are not pandas.2．Kaikai and Xinxin are brothers.
3．Kaikai and Xinxin are four.
4．Kaikai and Xinxin have two big eyes and ears.
5．Many people love the two pandas.
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
