下述用词或表述哪个正式程度较高，更适合书面语：
A: suppose：v. 假定；比方说；假设； Supposeyou were buying a new car, would your discussion begin and end with the monthly payment? 假定你要买辆新车，你开始和结束讨论时的问题会是按月付款的数额吗？
B: say：v. 假定；比方说；假设 Say you were buying a new car, would your discussion begin and end with the monthly payment? 假定你要买辆新车，你开始和结束讨论时的问题会是按月付款的数额吗？
A: suppose：v. 假定；比方说；假设； Supposeyou were buying a new car, would your discussion begin and end with the monthly payment? 假定你要买辆新车，你开始和结束讨论时的问题会是按月付款的数额吗？
B: say：v. 假定；比方说；假设 Say you were buying a new car, would your discussion begin and end with the monthly payment? 假定你要买辆新车，你开始和结束讨论时的问题会是按月付款的数额吗？
举一反三
- 下述用词或表述哪个正式程度较高，更适合书面语： A: discuss： v. 讨论； B: talk about： v. 讨论；
- 下述用词或表述哪个正式程度较高，更适合书面语： A: speed up:v. 加速； B: accelerate: v. 加速；
- 下述用词或表述哪个正式程度较高，更适合书面语： A: demonstrate: v. 展示；展现； B: show: v.展示；展现；
- 下述用词或表述哪个正式程度较高，更适合书面语： A: * observe：v. 观察；观看；看； Have you observed any changes lately? 最近你注意到什么变化没有？ B: * see: v. 看，看到； Have you seen any changes lately? 最近你注意到什么变化没有？
- assume v. 意思是 ( A: 消费 B: 假定、假设 C: 结束