Pay someone a visit 拜访
If you pay someone a visit, bring a gift.
Pay someone a compliment 称赞
You must like her, you never pay someone a compliment.
Pay your respect 尊重，致敬
He died and I wanted to pay my respect, I loved that fish.
Pay attention 注意
Make sure you pay attention in class.
Pay the price 付出代价
If you want a house in Beijing be prepared to pay the price.
Pay cash 付现金
Can I pay cash?
Pay by credit card 刷卡支付
I didn’t have any cash so I paid by credit card.
Pay interest 付利息
I have to pay interest on my loan.
Pay the bill 埋单
I paid last time, you pay the bill this time.
Pay a fine 缴罚款
I had to pay a fine for being late.