为你解答。People use cotton (C in) many ways.解释:in many ways,用许多方式。Firemen uses a long ladder to rescue people (D from,从)tall buildings.解释:消防员用长梯把人们从高楼上营救下来。
C in many ways 以多种方式
D 根据汉语意思可以知道,消防员用长梯子将 人从高建筑救出来。
infrom
c d