(1)His ismyfather . 改正_________
A B C
(2)Who is hisjob? 改正_________
A B C
(3)Myaunt isaactress . 改正_________
A B C
(4)Looktothe newspaper . 改正_________
A B C
(5)He oftenhelppeople inhis work . 改正_________
A B C
(6)Canyou guess? 改正_________
A B C
(7) Sheisangood doctor . 改正_________
A B C
(8)Is heranurse ? 改正_________
A B C
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