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Hi. I’m Mary. I’m an English girl. I’m 1.45 metres and 40 kilograms. I study in Beijing. I have many Chinese friends. My best friend is Lili. She is 1.6 metres and 50 kilograms. Last weekend we went to a park together. We went boating and then we saw a film. We were very happy. I like Beijing very much. I love my friends.
1．Mary is an English girl.2．Mary is taller than Lili.
3．Lili is heavier than Mary.
4．They read books last weekend.
5．They were very happy last weekend.
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
