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There are twelve months in a year. December, January and February are winter, March, April and May are spring. June, July and August are summer. September, October and November are autumn. What’s your favourite season? In spring, it’s warm. Farmers plant vegetables and fruit. The rain falls and the young plants begin to grow. In summer, the sun is hot. It makes the plants grow big and strong. Next comes autumn. It is cool. The plants are strong and healthy. The farmers bring them home and make delicious food. The food makes people grow strong and healthy. In winter, it is cold. The land (大地) goes to sleep . It needs a good rest. Do you like all the seasons?
1．There are twenty months in a year.2．Farmers plant vegetables and fruit in spring.
3．In autumn, the plants grow big and strong.
4．The plants are strong and healthy in summer.
5．The land has a good rest in winter.
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
