How long did the meeting last?how long不是和完成时连用吗,为什么用did

问题描述:

How long did the meeting last?how long不是和完成时连用吗,为什么用did

这是一般过去时动词是last 持续.

再如:
The meeting lasted half an hour. 那次会开了半个小时
就half anhour 提问:
How long did the meeting last? 那次会开了多久?