重点讲解：
1. be full of
有大量…的；满是…的；
eg. The house was large and full of art treasures.
房子很大，里面摆满了艺术珍品l60euRyxr(。
eg. The book is full of amusing sidelights on his family background.
书中有很多关于他家庭背景的趣闻)CH3O,iFF[yNU%r#o=。
2. lots of
许多；很多；大量；
eg. He drank lots of milk.
他喝了很多牛奶qhVzv67%DySina~pZ。
eg. You see studs on lots of London front doors.
在伦敦，你能看到许多人家的大门上都装有饰钉IkkzT(aEg+@bJ9slIY。
3. a group of
（一）组；（一）群；（一）批；
eg. They were a group of early navigators.
他们是一群早期的航海家PI%5h3rr@R8Hg。
eg. Psychologists tested a group of six-year-olds with a video.
心理学家用一段录像对一组6岁的儿童进行了测试!Q2P~F^Un;kwq。