我国有许多成语,蕴含着丰富的哲理。下列对成语的哲学寓意理解正确的有 ① 冰冻三尺,非一日之寒——质变是量变积累的必然结果 ② 城门失火,殃及池鱼——联系具有客观性,普遍性 ③ 不经一事,不长一智——实践出真知,必须事事实践 ④ 仁者见仁,智者见智——真理是相对的,无条件的
I keep medicines on the top shelf, out of the children's.
We had to __________ e-mails to over 600 people to inform them of the change of location.
She has been __________ of the danger of driving the car in that state.
My parents live in a small village. They always keep some candles in the house __________ there is a power off.
We've worked out a method __________ our production can be greatly raised.