大学考研常用的英语谚语包括：
1. Practice makes perfect. 熟能生巧。
2. God helps those who help themselves. 天助自助者。
3. Easier said than done. 说起来容易做起来难。
4. Where there is a will, there is a way. 有志者事竟成。
5. One false step will make a great difference. 一步错，步步错。
6. It is never too old to learn. 活到老，学到老。
7. A man becomes learned by asking questions. 不耻下问才能有学问。
8. Learn and live. 活着，为了学习。
9. A man can do no more than he can. 凡事都应量力而行。
10. Books and friends should be few but good. 读书如交友，应求少而精。
11. Love me, love my dog. 爱屋及乌。
12. Seeing is believing. 百闻不如一见。
13. Worse off than some, better off than many； 比上不足比下有余。
14. A slow sparrow should make an early start. 笨鸟先飞。
15. Actions speak louder than words. 事实胜于雄辩。
16. A good beginning is half done. 良好的开端是成功的一半。
17. A good book is a good friend. 好书如挚友。
18. All rivers run into sea. 海纳百川。
19. Look before you leap. 三思而后行。
20. More hasty, less speed. 欲速则不达。
21. A fall into the pit, a gain in your wit. 吃一堑，长一智。
这些谚语在考研英语中可能会用到，建议同学们熟悉并掌握这些表达，以便在写作和阅读中能够灵活运用。