This is Mike.
A.She | B.He | C.I |
A.a | B.an | C.the |
A.is | B.has | C.have |
A.older | B.old | C.younger |
A.friends | B.friend | C.student |
A.She | B.Her | C.He |
A.girl | B.woman | C.boy |
A.heavier | B.thin | C.thinner |
A.play | B.playing | C.plays |
A.driver | B.drive | C.doctor |
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