24. require sb. to do sth.　 　要求某人做某事　 They required him to keep quiet.

require doing = require to be done 需要做某事，用主动形式表示被动意义，与need,　 want可代替

　　　　 Our classroom needs cleaning. = Our classroom needs to be cleaned.　　 教室需要打扫。

23. have an influence on……对……. 有影响　 A teacher has great influence on his students.

22.　 同义词：joy = happiness (名词),　　　　 joyful = happy (形容词)，　 strong = powerful

energetic = lively,　　　 calm = relaxed = peaceful,　　 influence = affect

need = require,　　　 know = realize　　　 characteristics = qualities

21.　 He can help people calm down (帮助人们平静下来)when they are angry.

20.　 The colour that best represents Lisa(最能代表Lisa的颜色) is yellow.

=The best colour for Lisa(最适合Lisa的颜色) is yellow.

19.　 This can help when you are having difficulty making a decision.(做决定有困难，难以做决定)

( have difficulty (in) doing sth.做某事有困难，很费劲地做某事)

(have difficulty with sth.　 做某事有困难， with +名词)

(with difficulty, 吃力地、费力地；　　　　 without difficulty，毫不费力地)

18.　 Wearing red makes it easier for you to take action.　 穿红色使你更容易采取行动。

(take action(s) to do sth.　　　　 采取行动做某事)

17.　　 Green can give you energy, as it represents new life and growth.(象征新生命和成长)

16.　 study for exams　　 为考试而学习

15.　 Yellow is also the colour of wisdom. = Yellow also represents wisdom.　 (象征智慧)