1.I used to be nervous about tests all the time.我过去考试总是紧张。（1）be nervous about...对......感到紧张；对......感到焦虑（2）all the time一直；总是

2.He works very hard and does well in school.他学习很努力， 在学校里表现很好。（1）work hard学习努力（2）do well in...在......做得很好

3.It is hard to believe that he used to have difficulties in school.很难相信他过去在学校里有很多困难。（1）It is hard to believe that...很难相信......（2）have difficulties(in)sth./doing sth.在......方面有困难

4.When he was a little boy, he seldom caused any problems, and his family spent a lot of time together.当他还是个小男孩时，他很少惹麻烦，他们一家人总是在一起。（1）seldom不常；很少，副词。在句中放在be、助动词或情态动词后，实义动词前。该词表示否定意义，用于反意疑问句时，附加疑问部分用肯定形式。如，She seldom goes out to eat, does she?（2）spend 花费（钱或时间），动词。主语人 spend 钱/时间on sth./doing sth.人花费......钱/时间在......。如，She spent 10 days on a book./She spent 10 days reading a book./They spent a week staying together.

5.His parents moved to the city to look for jobs, and his grandparents came to take care of him.他的父母搬到城市去找工作，他的祖父母来照顾他。（1）move to...搬到......（2）look for寻找（3）take care of=look after照顾

6.Li Wen’s unhappiness began to influence his schoolwork.李文的不开心开始影响他的学业。（1）unhappiness 不开心，名词。-ness 后缀是名词的标志。（2）begin to do sth.=begin doing sth.开始做某事（3）influence 影响，动词。influence sb. to do sth.影响某人做某事

7.He became less interested in studying.他变得对学习不那么感兴趣了。（1）be/become interested in对......感兴趣

8.Sometimes he was absent from classes and failed his examinations.有时他旷课，考试不及格。（1）be absent from 缺席（2）fail examinations考试不及格。fail 不及格；未能做到；失败，动词。fail to do sth.未能做某事。

9.Finally,Li Wen’s parents made the decision to send him to a boarding school.最后，李文的父母决定送他去寄宿学校。（1）make a/the decision to do sth.=decide to do sth.决定做某事；下决心做某事（2）send sb.to...送某人去......（3）a boarding school一所寄宿学校

10.She advised them to talk with their son in person.她建议他们亲自与自己的儿子谈谈。（1）advise sb.(not)to do sth.建议某人（不）做某事（2）talk with...和......谈谈（3）in person亲自

11.Now I understand that even though they are busy, they are always thinking of me.现在我明白了，尽管他们很忙，但他们总是想着我。（1）even though=even if即使，引导让步状语从句。（2）be busy 很忙，be busy with sth.=be busy doing sth.忙着做某事（3）think of想起（4）be always doing sth.总是做某事，常用于表达说话人的某种情绪，如赞扬、不满、责备等。

12.They take pride in everything good that I do.他们为我做的每一件好事感到自豪。（1）take pride in=be proud of为......感到自豪

13.He has even joined the school basketball team and become active in many other activities. 他甚至还加入了学校的篮球队，而且积极参加许多其他的活动。（1）join the school basketball team 加入学校篮球队（2）become active in...在......方面表现积极（3）many other activities许多其他的活动