create 5 multiple choice questions in English for 2 Chinese IDIOMS related articles

问题描述:

create 5 multiple choice questions in English for 2 Chinese IDIOMS related articles
any IDIOMS is fine~thank you

1no pains,no (b)
a benefits b gains c achievements d results
2 diamond cut diamond
a 棋逢对手 b针锋相对 c真金不怕火炼 d金石为开