for only $25.为什么用介词for

for only $25.为什么用介词for turn down for what为什么要用介词for? go straight for ten minutes 为什么用介词for We have shoes [ ] black for only twenty yuan. 介词填空 we have hats at only $15.还是we have hats for only $15.此题介词用for 还是at?Thanks! He will be away for two months.请解释介词for在句子中的含义,为什么用介词for呢 For lunch 为什么选用介词for? He will be away for two mouths.介词为什么用for?He will be away for two mouths.介词为什么用for? for drinks are extra为什么要用for?为什么不用about或其它介词? i set the alarm clock for 8:00.为什么用介词for,而不用别的介词,原因具体些哦, Usually I sleep for eight or nine hours a night.中为什么要用介词for而不用介词about? what are you doing for vacation .为什么用介词for 而不用on? We want some good musicians for our band.为什么用介词for, please don't be late for school next time 为什么要用介词for when is the next plane for America America前面为什么用介词for而不是to? Is there any reason for which /why you should have a holiday?为什么用介词for i believe that this car is for sale这里为什么用介词for Two hours is enough for us to finish the experiment为什么要用介词for