—__________________— With pleasure. Emergency planning covers several different aspects.

继续教育 专四考试 已帮助 人

—__________________

— With pleasure. Emergency planning covers several different aspects.

A、Could you explain when your work on emergency planning began?

B、Could you explain why your work on emergency planning is still on?

C、Could you explain how your work on emergency planning is going on?

热搜:关于氨基酸代谢错误的论述是_________。