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Liu Tao’s grandparents live in a small town near Nanjing. They have a nice house. Last Sunday, Liu Tao went to visit them with Su Hai, Su Yang, Gao Shan, Yang Ling and Mike. Liu Tao’s grandparents were very glad to see them. Liu Tao’s grandpa showed them a lot of stamps from different countries, and his grandma cooked nice food for them. They all liked the food very much.
In the morning, the girls cleaned the house for them. After lunch, boys worked in the garden for two hours. Mike watered the trees and flowers. Gao Shan and Liu Tao picked apples. They were tired but they were very happy.
1．Liu Tao lives in a small town.2．Liu Tao’s grandpa cooked food for the children.
3．Su Hai, Su Yang and Yang Ling cleaned the house in the morning.
4．The children worked in the garden for two hours.
5．After that, they were tired and hungry.
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
