Language points

（Attention： The following points are not covered by the video. It is better for you to watch the video or listen to the MP3 first and try to take notes on your own. Then you may check here to get more details. ）新概念英语课文

1, We often read in novels how a seemingly respectable person or family has some terrible secret which has been concealed from strangers for years
 how引导宾语从句
has some terrible secret
which 引导的定语从句，修饰说明secret
seemingly: 9=from appearence )从表面上看来，
a seemingly respectable person:表面上受尊重的人

2, At some dramatic moment in the story the terrible secret becomes known and a reputation is ruined.
 ruin      泛指概念，表示毁坏的过程不是一下完成的 （spoil ）
The rain ruined / spoiled our holiday.
destroy:  把凭借某种外力来破坏和摧毁事物，完全摧毁
The earthquake destroyed almost entired city.
damage:   侧重强调把…弄坏，但是可以修复
 
3， The reader's hair stands on end when he reads in the final pages of the novel that the heroine, a dear old lady who had always been so kind to everybody, had, in her youth, poisoned every one of her five husbands
 one's hair stands on end :某人感到毛骨悚然的
I thought I was alone in my room until I heard the mysterious noice again, and my hair stands on .