重點講解：
1. by oneself 自行；單獨；
例句：Clive disappeared into a room by himself.
克萊夫獨自一人進了屋2keb%nUe#r。
2. go out 外出交際；外出娛樂；
例句：It will be a marvellous occasion and they should go out and enjoy it.
這是個好時機，他們應該出去痛快地玩一玩YD-hFhc[*Eo,#|。
3. over and over again 一再；再三；反復；
例句：This is what she has been saying over and over again--I don't know how many times.
這種話，她翻來覆去不知說過多少遍了dbBlfDFuOqSpEBQ。
4. fair enough (說法、決定或行為)有些道理，說得過去；
例句：Fair enough, I think that's a very reasonable price.
有道理，我認為那是非常公道的價格fa#xP1JF*4%&*!s1_#m。