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Seasons
Beijing is warm in spring. We can go to the park. There are many beautiful flowers. Changsha is hot in summer. We often go to the lake. We can ride in boats there. Urumqi is very cool in autumn. We can go to the high mountains. There are colourful trees there. Harbin is cold in winter. There is the Ice Lantern Festival. Ice lanterns are beautiful.
1．It’s warm in Beijing in spring.2．There are many lanterns in the park.
3．We can ride boat in the lake.
4．In Harbin, the trees are colourful in winter.
5．Urumqi is cold in autumn.
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
