(1)A.talk B.tall C.tail
(2)A.write B.light C.right
(3)A.very B.every C.many
(4)A.music B.much C.museum
(5)A.thin B.think C.thank
(6)A.wash clothes B.watch TV C.what colour
(7)A.walk B.week C.work
(8)A.turn right B.turn left C.go straight
(9)A.police B.please C.pen pal
(10)A.read books B.reading books C.reads books
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