Tom began___ ___ to learn English by himself at the age of five .改为同意句 、横线上填什么
问题描述：
Tom began___ ___ to learn English by himself at the age of five .改为同意句 、横线上填什么
答
Tom began___ ___（ to learn） English by himself at the age of five .Tom在5岁时开始自学了英语.应该是一条横线吧.began是begin的过去式,begin有两种句型：①begin to do sth.②begin doing sth.应该用learning...