1·About the last two years, I have noticed when I climb stairs my heart beats faster and I have to stop and catch my breath.
最近两年我发现上楼梯时心跳得很快,并且不得不停下来喘气。
2·It is a weekend, the time flies, soon may be too late to catch my breath.
又是一个周末了,时间过得真快,快得让人来不及喘气。