We go to school every day.
Why?
A.What | B.How | C.Where |
A.At | B.By | C.On |
A.by | B.on | C.at |
A.of | B.on | C.under |
A.right | B.left | C.can’t |
A.right | B.left | C.the |
A.But | B.And | C.Because |
A.left | B.two | C.right |
A.busy | B.small | C.free |
A.Do | B.Does | C.Are |
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