( )(1) A. way B. away C. always
( )(2) A. station B. question C. quiet
( )(3) A. museum B. minus C. minutes
( )(4) A. sports B. stop C. street
( )(5) A. holiday B. heavy C. history
( )(6) A. steal B. stole C. still
( )(7) A. metres B. centimetres C. kilometres
( )(8) A. get off B. get on C. get up
( )(9) A. primary school B. middle school C. after school
( )(10)A. turn right B. on your right C. turn on the light
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