1. be identified with 被视为与…等同 2. in ignorance of 不知道… 3. be ignorant of ( = lacking knowledge) 对…不了解,不知道 4. (an) impact (on) 对…的强烈影响 5. impose…on 把…强加给 6. impress…on 给…留下印象 7. make (leave) an impression on sb. =give sb. an impression 给…留下印象 8.under the impression that有..的印象,认为 9. improve sth.(make sth. better)把原物改进 improve on(=produce or be sth. better than…) 另做一物比原物更好 10. improve in (=get better) 有改进, 好些 11. improvement in 表示原物有改进,好转 12. include…in 把…列在…里面 13. inclusive of 把…包括在内 14. independent of 独立的,不受约束的 15. indicative of 表明, 说明 16. be indifferent to (=not interested in)对…漠不关心, 冷淡, 不在乎 17. (be) inferior to(=less good in quality or value) 比…差. superior to比… 好 18. inform sb. of sth. 通知, 告诉 19. be innocent of 无罪的,无辜的 20. insist on (=order sth. to happen) 坚持要