重點講解：
1. admit to doing sth.
（常指不情愿地）承認，供認某事；
eg. Up to two thirds of 14 to 16 year olds admit to buying drink illegally.
14到16歲的青少年中多達2/3的人承認非法買過酒。
eg. George would never admit to being wrong.
喬治從不認錯。
2. yearn for
渴望；渴求；向往；
eg. He yearned for a sight of the old, familiar faces.
他渴望一見那些熟悉的老面孔。
eg. Many people living in big cities yearn for an idyllic country life.
現(xiàn)在的很多都市人向往那種田園化的生活。
3. let sb. be
不打擾；不干涉；
eg. If your child is really sick and needs sleep and quiet, let him be.
如果孩子真的病了，需要睡眠和靜養(yǎng)的話，就不要去打擾他。
eg. Oh, for goodness'sake, let me be.
啊，看在老天爺面上，別逼我了。