21. Do you know if /whether... 你知道是否…… Do you know if there are any apartments available in this area 你知道这一带还有公寓出租吗 22. Do/ Would you mind doing... 你介意做……吗 Do you mind giving me a glass of water and some aspirin 给我一杯水和一些阿斯匹林,好吗 23. Do/ Would you mind if... 如果……你是否介意 Do you mind if I ask you a few questions 你介意我问你几个问题吗 24. Do you realize (that)... 你有没有意识到…… Do you realize (that) your parents really care about you 你有没有意识到你的父母很关心你 25. Do you think it is possible to... 你认为……可能吗 Do you think it is possible to solve the problem overnight! 一夜之间解决这个问题你觉得有可能吗 26. Do you think it necessary to... 你认为有必要……吗 Do you think it necessary to ask for official permission for the event to take place 你觉得进行这项活动,有必要得到正式的批准吗 27. ...doesn't make sense. 没有道理/没有意义/不清楚 What you say doesn't make sense. I don't agree with you. 你说的话没有道理.我不同意你的看法. 28. Don't be afraid of... 不要害怕……. Don't be afraid of losing face. 不要害怕丢脸. [李阳疯狂英语经典口语] 29. Don't take it for granted that... 别认为……理所当然. Don't take it for granted that your parents should support you all your life. 别以为你父母养你一辈子是天经地义的事. 30. Don't waste time doing... 不要浪费时间做……. Don't waste time learning a lot of useless words in isolation. The best way of learning English words is to blurt out as many authentic sentences as you can. 不要浪费时间孤立地学习没有用的单词.学习英语单词最好的方法就是脱口而出尽量多的地道句子. [ authentic adj. 真正的;可信的]