英语:简单句改写为含有when引导的时间状语从句的复合句

问题描述:

英语:简单句改写为含有when引导的时间状语从句的复合句
大家先做一题,可能我就懂意思了.
1.The singer began learning to sing at the age of five

When the singer was five ,he began learning to sing .