“丁零零,丁零零……”上课铃响了。老师还是像往常一样准时地走进了教室。平常,后面几位男同学总不太安静。可是今天却怎么这么安静?王老师惊奇地问了一句:“你们今天是怎么了?怎么与往常不一样啊!”还是一点声音也没有。老师叫起了一名同学:“朱三,你说这到底是怎么同事?”朱三过了好一会儿才回答说:“今天早上,等我来到教室的时候,我看见花瓶碎了一地,就和全班同学一起扫干净。朱四叫我们不要告诉您。”老师 “Ding zero, Ding zero ...” The bell rang. The teacher walked into the classroom on time as usual. Normally, the back of several male students is not always quiet. But today how so quiet? Wang asked a surprised: “What are you today? How is not the same as usual!” Still a little voice. The teacher shouted a classmate: “Zhu San, how do you say that this is exactly what a colleague?” Zhu San said after a moment, "This morning, when I came to the classroom, I saw a broken vase , And clean with the classmates Zhu four call us do not tell you