1.Yangzhou has a of nearly 2,500 years.(历史)
2.Eating is good for us.(健康)
3.His toy is on the bed and is on the desk.(她的)
4.The month is July in Yangzhou and the coldest one is January.(热的)
5.Jim’s parents will celebrate their years of marriage this Sunday.(四十)
6. , I could get the last ticket to the concert.(luck)
7.Sandy collected pictures of all kinds of .(butterfly)
8.The novel was later into a play. (make)
9.We can’t walk the street when the traffic light is red. (cross)
10.It’s raining. Why not a raincoat with you? (take)
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