( )(1) A. thin B. then C. they
( )(2) A. short B. shirt C. shout
( )(3) A. thing B. thin C. think
( )(4) A. strong B. stronger C. story
( )(5) A. first B. fourth C. fifth
( )(6) A. show B. slower C. lower
( )(7) A. let B. late C. letter
( )(8) A. get on B. get off C. get to
( )(9) A. run faster B. sing better C. do better
( )(10) A. primary school B. history museum C. post office
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