we do must be in the interests of the people.A. WhateverB. HoweverC. No matter whatD. No

问题补充：

we do must be in the interests of the people.

A. Whatever

B. However

C. No matter what

D. No matter how

答案：

(答案→)A. Whatever

B. However

C. No matter what

D. No matter how

解析：句意：我们做的所有的事情都要为了人民的利益。这里whatever引导主语从句，相当于anything that，B.However 然而，无论怎样（引导让步状语从句），C.No matter what无论什么（引导让步状语从句）D.No matter how无论怎样（引导让步状语从句），所以选A。