昨天我叫了個contractor去給房客的townhouse換water heater。結果房客剛才發email過來說,昨晚她老婆頭暈,快pass out了。叫了911,911又派了gas公司檢查,發現煤氣沒接清楚,漏氣了。他們很幸運煤氣沒有爆炸。天哪!嚇死我了。他說他老婆已經沒事了,last nigh was really bad.
怎麽辦怎麽辦呢?