将下列单词改变首字母,变成其他单词?

问题描述:

将下列单词改变首字母,变成其他单词?
red---( )ed bear---( )ear talk---( )alk ten---( )en fine---( )ine

red---(b)ed(床)
bear---(n)ear(在附近)
talk---(w)alk(走)
ten---(p)en(钢笔)
fine---(n)ine(九)