differences between helping strangers and helping friends

9��l4Hscq5WmjR₤噠閞℡�tb�或坫击链节 https://m.tb.cn/h.4TGUqff?sm=be616e 至瑬览器【【彭百万】 雅思口语素材2021年1-4月】

putting coins in a piggy bank往储蓄罐存钱
give a hand 帮把手
reciprocal 互惠
cautious谨慎
frauds 诈骗
make use of people kind heart利用善心
repeatedly reported 反复报道
rip off whoever helps them 讹人
degrade the moral level 拉低社会道德
Samaritan 好心人
anonymously 匿名
seek no return不求回报
give credit to these people赞扬