完形填空

“Ring…ring…”the telephone suddenly rang．Sam got up to 　　1　　 the call．It was his aunt．“Sam, 　　2　　 are you still at home?”she asked surprisingly．Sam 1ooked at the clock．It was already 7∶30 a.m．“Oh, my goodness!There's an important 　　3　　 today,”Sam shouted out．He hurried to wash his face and get 　　4　　．When he was going to leave the house, he 　　5　　 that he had not put away his books．He ran quickly to the 　　6　　 and put them into the bag．He then went to the bus stop to go to school as 　　7　　 as he could．When he got into the classroom, his classmates were 　　8　　 writing．“Why are you so 　　9　　?”asked the teacher．“I'm sorry, sir,”Sam answered, afraid of looking 　　10　　．“It was my clock．It 　　11　　 to wake me up this morning and…．”“Don't say anything about it,”his teacher 　　12　　 him．“Don't try to come late next time!”Sam said yes and walked to his 　　13　　 quickly．But when he tried to do the paper, he could not 　　14　　 in a right way．He put his head on the desk and said,“What a 　　15　　 day it has been for me!”