it is a bad day it is raining today ,make me feel not well. and what is more ,i am frustrated for the fail of my experiment .after four days is the beginning of the new term,i need to send my experiment report to my professor .but i still have some unfinished . experimental apparatus is not work until today. in order to finfished my work ,i have to pay the high maintenance cost.the all thing make me give up my goal .my friend encoueage me at the moment,make me feel i am lucky .he urged me to keep going in the face of adversity, i am winner .