Many years
The Shanghai History Museum is one of the famous scenic spots. It
A.before | B.ago | C.late |
A.big | B.large | C.small |
A.few | B.many | C.some |
A.are | B.were | C.was |
A.town | B.city | C.country |
A.trees | B.men | C.buildings |
A.lives | B.live | C.lived |
A.different | B.same | C.easy |
A.says | B.tells | C.speaks |
A.any | B.many | C.a little |
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