问题补充：
Excuse me, can you tell me next?
A. how to do
B. what should we do
C. what we should do
D. how we should do
答案：
A. how to do
B. what should we do
(答案→)C. what we should do
D. how we should do
解析：考查宾语从句。Tell后面的宾从要用陈述语序，排除B；从句缺少do的宾语，所以用what引导。选C。
