We don’t know , maybe at two o’clock tomorrow afternoon.
A. why will we start
B. how we will start it
C. when we will start
D. where we will go
网友回答
A. why will we start
B. how we will start it
(答案→)C. when we will start
D. where we will go
解析：英语宾语从句中一般为陈述语序。根据下文，可能在明天下午两点钟。可知前文问的是时间，故选C，我们不知道我们什么时候开始。