lose interest in对......失去兴趣

　　(教材P30)He had always been a clever，hard­working student but now he seemed to lose all interest in his work.

　　他曾经一直是一个聪明、勤奋的学生，但现在他似乎对学习一点也不感兴趣了。

　　(1)take/have/show/feel an/no interest in 对......感/不感兴趣

　　with interest 感兴趣地

　　in the interest of 为了......的利益

　　(2)interesting adj. 有趣的

　　interested adj. 感兴趣的

　　①He watched me with interest，smiling all the time.

　　他饶有兴趣地看着我，一直微笑着。

　　②He was interested(interest) in going to the theater when he was young.

　　他年轻时喜欢去剧院。

turn round转过身来

　　(教材P31)I turned round and walked out without saying a word.

　　我转身没说一句话就走了。

　　turn in 上交

　　turn down 关小(音量)，拒绝

　　turn off 关掉

　　turn up 开大(音量)；出现，露面

　　turn out 结果是，证明是

　　turn to sb. 向某人求助

　　①Please turn the radio down．I'm trying to sleep.

　　请把收音机的音量关小，我想睡觉。

②If you don't like the programs，you can simply turn off the television.