First you must find out the clause of the quality problems and furnish sufficient evidence.
首先你的查查有关质量问题的条款,并提供足够的证据。
She was thinking that she must reprimand her home help the next morning for such a monstrous piece of negligence,
她心想明天上午一定要好好训斥那个干家务的帮手,她竟如此疏忽大意。