Doris is a good student who has never be late to school. But today, 20 minutes had passed since the class begun , she still hadn't shown up. Every member in the class was worried about her.Some students said that maybe her bicycle was broken,some guessed that she was sick,even some students said that she might have some emergencies at home. As everyone was wondering why she hadn't come, Doris came in a hurry. After asking her, everyone got the answer.Doris was stuck on the road because of the traffic jam,as the Expo was held.
套用了世博会呵呵...说不定老师会比较喜欢
字数不够多的话再告诉我把
初中生应该不用很多各字吧
：）加油哦