重点讲解：
1. be interested in 感兴趣的；有兴趣的；关心的；
Given that she was really interested in children, teaching was a proper career for her.
倘若她真的对孩子感兴趣，教师这一职业对她来说很合适L5)U_kH!|7-eO~G。
2. keep track of 跟上…的进展；掌握…的最新消息；
Her mother used to keep track of every penny she spent.
她母亲从前把自己所花的每一分钱都记下来FeiKllKvMJ。
3. take account of 考虑到；把…计算在内；
In developing a design, one has to take account of many factors.
进行设计时，要考虑许多因素REW97~,~Siozfuuu。
4. be delighted to do sth. 乐意的；荣幸的；
I was delighted to be able to eat my favorite dishes to my heart's content.
我很高兴能够痛痛快快地吃我最喜爱的菜a].Q7ihsD@X7rqX&3&+@。