题目

在短文的空格内填入适当的词，使其内容通顺。每空格限填一词，首字母已给 At some time in your life，you might have a roommate．It is a good idea to share a flat，especially for students or people who have just finished school，because flats are usually expensive．And m  1    is not the only reason for having a roommate．Sharing a flat can be fun． But life with a roommate can also be a t   2    experience．Some experts(专家)did a study of college students who shared a room．They found that students who had problems with their roommates w如图，△ABC中，∠C=90°，AC=3，∠B=30°，点P是BC边上的动点，则AP长不可能是（ ）A．3.5B．4.2C．5.8D．7