1.be determined to 下定決心做...
You must be determined to change the past live.
必須要下定決心以改變你過去的生活方式。
2.walk through 走過
It took me so long to walk through the deep snow.
在深深的雪地里行走花了我很長時間。
3.wade through 涉水;努力完成
I've finally managed to wade through that boring book I had to read.
我終于很吃力地讀完了必須讀的那本討厭的書。