搜索
It’s sunny today. We have a fun time in the nature park.
The nature park is so beautiful. The sky is blue. There are many birds in the sky. The water in the lake is clean. There are many fish in it. The grass is green. There are many yellow flowers.
Lucy can sing many English songs. Tom can tell interesting stories. Amy can dance very well. We have a party. We sing and dance together. We play games together. How happy we are!
We have a picnic on the grass. Some of us have hamburgers, chicken and beef. Some love juice and ice cream. The food is delicious.
In the afternoon, we climb mountains together. We’re tired. But that’s interesting! What a happy day!
1．They have a party in the forest.2．There is a river in the nature park.
3．They sing, dance and play games at the party.
4．They have a picnic on Sunday.
5．They’re tired but happy.
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
