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Bob and Leo took a train to Hangzhou on Monday morning. On the train, they looked out of the window. They saw many tall trees and big farms. They saw some farmers planting vegetables, too. They arrived in Hangzhou at 3:00 in the afternoon. They visited the West Lake and went boating on the lake. Then they ate delicious food on Hefang Street. They were very tired on their way to the hotel.
1．Bob and Leo went to Hangzhou by train.2．They saw some children flying kites on the farm.
3．They visited the West Lake on Monday morning.
4．They took a boat on the West Lake.
5．They were hungry on their way to the hotel.
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
