很多同学提到记单词就头疼，感觉单词总也背不完、记不会，实际上英文的构词与中文的偏旁部首有着异曲同工之妙，要想快速牢固记忆，就要学会利用词根、词缀知识来解构单词，从而在理解中分析单词、记忆单词。掌握相应的词根、词缀和单词构成知识，就可以以一带十，用四两拨千金的“巧力”记住海量单词。
基于考研英语的大纲词汇及高频词汇，为了提高各位同学的英语词汇记忆效率，请同学们率先从以下词根串联起的必考词汇入手学习，从而使自己的词汇学习由多变少，由生变熟，由难变易，使学习英语单词成为一种乐趣、一种富有成就感的事情。
2016考研英语词汇必考18类词根
| 词根 | 查看详情 | |
| gen = to be born出生，race种族 | 点击查看 | |
| medi = middle中间 | 点击查看 | |
| ven, vent = to come到来 | 点击查看 | |
| volve, volut = to roll卷，转 | 点击查看 | |
| tend, tens = to stretch拉伸 | 点击查看 | |
| form 形成，形状 | 点击查看 | |
| cur, course = to run流，跑 | 点击查看 | |
| graph, gram = to write写 | 点击查看 | |
| ply, plic, ple = to fold折叠 | 点击查看 | |
| sid, sess = to sit坐 | 点击查看 | |
| man, manu = hand手 | 点击查看 | |
| sequ, secut =to follow跟随 | 点击查看 | |
| rupt= to break打破 | 点击查看 | |
| strain, stress, strict=to draw tight拉紧 | 点击查看 | |
| clos, clud = to shut关闭 | 点击查看 | |
| tain,ten= to hold, to keep抓住，保持 | 点击查看 | |
| spir = to breath呼吸 | 点击查看 | |
| spec, spi(c), scop = to look(看), to observe(观察) | 点击查看 | |