那个商人试图用劣质商品欺诈顾客。
The merchant tried to ___cheat customers by selling poor-quality goods.
他发誓永远不会欺骗自己的妻子。
He swore he would never ___cheat on his wife.
那个街头小贩试图用假钱骗我。
The street vendor tried to ___cheat me with counterfeit money.