Jim and his sister Jane are
They have the same
A.a | B.new | C.any |
A.to | B.from | C.for |
A.in | B.to | C.for |
A.English | B.French | C.Japanese |
A.nine | B.ten | C.eleven |
A.twins | B.brothers | C.sisters |
A.tall | B.taller | C.tallest |
A.a | B.the | C./ |
A.hobby | B.hobbies | C.hobbys |
A.grow flowers | B.grow flowers | C.growing flowers |
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