省吃俭用英语

He pinched and scraped 3 months, bought a computer for his girlfriend.

Parents in order to let me eat good to dress well, they save money on food and expenses

省吃俭用

[词典]save money on food and expenses; be economical in everyday spending; live frugally; make a penny go a long way; pinch and scrape

双语例句：

1、We had to scrimp and save to pay the bills.

我们得省吃俭用来付帐。

2、He led his life, pinching and scraping.

他省吃俭用地过日子。

3、By pinch and scraping for the last five year, she have enough money to pay for her son's tuition.

在过去的五年里，她省吃俭用，终於积足了钱可支付她儿子的学费。

spare是“不吝啬（时间，金钱）”的意思，我查的词典。你再看看而economise是不及物动词，译为“节省，节约，节俭”c.d肯定不对，所以要选B不明白可以再问O(∩_∩)O~