prepare/preparation/compare/comparison/comparative/repair/reparation
记忆：
1. 词根pare, pair表示put“放”， prepare [ pri5pZE ]事先放，准备。Mother is preparing the dinner in the kitchen.母亲正在厨房里准备晚餐。 prepare sth 准备好某物 prepare sth for 为……准备好某物 prepare for sth 为……做好准备 prepare sb to do sth 使某人为做某事做好准备 be prepared to do sth准备好做某事
2. preparation [ 7prepE5reiFEn ] n. 准备 What preparations shall we make for the celebration?我们要为庆祝活动做些什么样的准备？
3. compare [ kEm5pZE ] com-, 一起，compare,放在一起，作比较，比较，对比 compare A with B 把A与B相比；compare A to B 把A 与B相比，把A比作B。 Compared with the power state, China adopts a mild policy. 与超级大国相比，中国是一个温和的国家。
4. comparison [ kEm5pArisn ] n. 对比，比较 There can be no comparison between them. They are completely different.他们之间没有什么可比之处，因为他们完全不同。 in comparison with adv. 与. . . 比较
5. comparative [ kEm5pArEtiv ] adj. 比较的，相对的 They live in comparative comfort now. 他们现在生活得相对舒适了。
6. repair [ ri5pZE ] re-,回，repair, 放回去，回到原来的状态，即修理。I can manage the repair work. 我能做好修理工作。
7. reparation [ 7repE5reiFEn ] n. 修理，弥补, 补救[偿]; 恢复; [pl. ] 赔款[偿] China didn’t ask Japan for the reparations of war. 中国没有要求日本进行战争赔偿。
另类阅读：
Compared with last trip, the preparation this time will be more difficult. We need to repair the cars first, and the reparation will take a longer time in comparison with any one in the past. We must prepare ourselves for it.