Don't laugh__others.You should help them when they are in trouble.A.at B.to C.of

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Don't laugh__others.You should help them when they are in trouble.A.at B.to C.of

Don't laugh__others.You should help them when they are in trouble.A.at B.to C.of
Don't laugh__others.You should help them when they are in trouble.A.at B.to C.of

Don't laugh__others.You should help them when they are in trouble.A.at B.to C.of
laugh at 固定搭配,嘲笑