英文リーディングが3倍速くなる方法、Slash readingについて

Once upon a time/ there lived an old couple/ in a small village./ One day/ the old wife/ was washing her clothes in the river/ when a huge peach/ came tumbling down the stream./  The old woman/ brought the peach home/ and cut it up/ to share with her husband/.  To their great surprise/ a healthy baby boy/ came right out of the peach/.