Instead of is a preposition. You use it to introduce something that is not done, not used, or not true, in contrast to something that is done, is used, or is true. (Source: Collins Dictionary)
1.而不是 -You can pay RMB instead of USD. 你可以不付美金,付人民币。 -You can make shortbread with margarine instead of butter. 你可以用人造黄油,而不是动物黄油,来做黄油饼干。
-You waste a lot of water by having a bath instead of a shower. 你泡浴而不是淋浴,这样浪费了很多水。 -He tried to solve the problem by himself instead of reporting to his supervisor. 他没有向他的主管报告,而是尝试自己解决问题。 -Lily said she would stay in Vancouver next semester instead of studying abroad. Lily 说她下个学年会留在温哥华,而不是去海外学习。 -Instead of telling the truth, he lied to his mom. 他没有向他的妈妈说实话,而是欺骗了她。 -Instead of watching a movie, we decided to go shopping. 我们决定去购物,而不是看电影。
2.与其…不如 -Instead of complaining, why don’t you try to make a change? 与其抱怨,你为什么不做出改变呢? -Instead of driving, let’s take the bus. 与其开车去,咱们坐公车吧! -Instead of getting a loan at a high-interest rate, it’s better if we waited till next year when the interest rate is likely to go down. 与其以高利率贷款,不如等到明年利率可能下降的时候再说。 -Instead of wasting my time on arguing with him, I will spend my precious time on something more meaningful. 与其浪费时间和他争论,我要把宝贵的时间花在更有意义的事情上。