cost—cost—cost 花费
cut—cut—cut 切,割
hit—hit—hit 打,击
hurt—hurt—hurt 伤
let—let—let 让
put—put—put 放
read—read—read 读
set—set—set 放置
shut—shut—shut 关,闭
cost—cost—cost 花费
cut—cut—cut 切,割
hit—hit—hit 打,击
hurt—hurt—hurt 伤
let—let—let 让
put—put—put 放
read—read—read 读
set—set—set 放置
shut—shut—shut 关,闭