We’d better discuss everything before we work out the plan.
A. in detail
B. in general
C. on purpose
D. on time
网友回答
(答案→)A. in detail
B. in general
C. on purpose
D. on time
解析：考查副词短语辨析。句意：在我们制定计划之前，我们最好详细地讨论每件事。In detail详细地；in general通常，大体上；on purpose故意地；on time准时，按时。