More than 20 people have died in traffic accidents since last March 为什么用have died不用延续性动词为是么不是have been dead>/?xie

More than 20 people have died in traffic accidents since last March 为什么用have died不用延续性动词为是么不是have been dead>/?xie
More than 20 people have died in traffic accidents since last March 为什么用have died不用延续性动词
为是么不是have been dead>/?
xie

More than 20 people have died in traffic accidents since last March 为什么用have died不用延续性动词为是么不是have been dead>/?xie
你可以自己体会一下,如果想用Have been died 应该在这种情况下：His parents have been dead for twenty years. 当然我觉得在你说的例句中,我认为还是用 more than 20 people have been killed in traffic accidents since last march.会更好.

13. We _ each other since the year of 1948. A. have got to know( )1 5. In what order did people do the following things? a.