Miss Lee,I didn't catch what you said.Could you tell me____again?——OK.A.what should we take B.wwhere shall we meet C.when we should start D.how we will get there

Miss Lee,I didn't catch what you said.Could you tell me____again?——OK.A.what should we take B.w
where shall we meet C.when we should start D.how we will get there

c 从句用陈述语序.

C 宾语从句 从句为陈述语序
could确实委婉语气 但这跟加will还是should没关系诶~个人认为~时态一致没问题的。再说，D选项翻译出来和前句不搭阿^_^

C
could委婉语气 这跟加will还是should没关系