Yesterday a group of students from No.5 Middle School were on their way home. Suddenly they saw a thief steal the purse from a woman and run away . They caught up quickly. One of the boys called the police. Before long , the policemen came. They caught the thief with the students, and sent him to the police . The policemen gave the purse back to the woman and told her all about the thing. The woman was very grateful. But the students didn't wait her thanks and went away.
TREASURE BOX 百寶箱
a group of students 一群學生
seesb. do sth. 看到某人做某事(的全過程)
run away 跑掉
catch up 追趕
call the police 報警
before long 不久以后
send sb. to the police 送某人去警察局