搜索
It is Sunday morning. Su Hai and Su Yang are at home. They are doing housework. Su Yang usually gets up at six o'clock, 10 minutes earlier than Su Hai. Su Hai is taller than Su Yang, so usually Su Hai cleans the windows and Su Yang cleans the desks. Su Hai cleans faster and cleaner than Su Yang, so she often helps Su Yang. They like cleaning the house for their family.
1．It's Monday today. （_____）
2．Su Hai and Su Yang are doing homework. （_____）
3．Su Yang gets up earlier than Su Hai. （_____）
4．Su Hai is as tall as Su Yang. （_____）
5．Su Hai cleans faster than Su Yang. （_____）
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
