Unit Four Text A Detailed Study 5. im pression n. e.g. What's your impression of him? Impress v Im pressive a im pressionable a.易受印象的 to have get an impression of sb.对某人有印象 to make/ leave an impression on /upon sb给某人留下印象 6. require v e.g. This suggestion requires careful thought requirement n required a.所要求的 require sb. to do sth.要求某人做某事 require of sth.对.的要求 meet one' requirement符合某大的要求 By Linda Yu 9Unit Four Text A By Linda Yu 9 Detailed Study 5. impression n. e.g. What’s your impression of him? impress v. impressive a. impressionable a. 易受印象的 to have /get an impression of sb. 对某人有印象 to make /leave an impression on /upon sb. 给某人留下印象 6. require v. e.g. This suggestion requires careful thought. requirement n. required a. 所要求的 require sb. to do sth. 要求某人做某事 require of sth. 对…的要求 meet one’s requirement 符合某人的要求