go through the roof
1.become very angry 暴跳如雷,火冒三丈
He went through the roof when I told him I'd lost the money.
他气得火冒三丈.
2.(of prices, numbers)rise or increase very quickly 快速上涨,猛增
Prices have gone through the roof since the oil crisis began.
自从石油危机爆发以来,物价飞涨.

Be close/dear/near to sb's heart: be a person or thing that sb is very fond of, concerned about, interested in etc. 为某人喜爱,被某人所关注
The campaign to keep our local hospital open is something that is very close to my heart.
主张维持本地医院正常开业的运动正和我意.