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20. . questions,because you know them ,if you say to your teacher,“When is the school trip?”,this might sound 21. . But if you say,“Excuse me, you know when the school trip is?”,this will sound 22. polite. politely way classmates depend on way,with,depend on,municate,impolite,classmates,direct,politely, much more,than direct impolite much more It might seem more difficult to speak politely 23. directly. However,it is important to learn how to use the right language in different will help you 24. better 25. other people. than municate with