搜索
Hello, I'm Daming. I went to Beijing with my mum last year. We went there by train. We visited the Great Wall(长城) . It is very old and very long. We took lots of beautiful pictures. We went to Beihai Park. The park is very beautiful. They sang and danced. We came back home by bus. We had a nice holiday.
1．Daming went to Beijing last Sunday.2．They went there by train.
3．They made lots of beautiful posters.
4．They sang and danced on the Great Wall.
5．They had a nice holiday.
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
