UC知道问初中英语
来源：百度知道 编辑：UC知道 时间：2024/07/15 14:36:21
The story factory___(open)since two years ago.
have been open
open的形容词还是open
has been open
has been openning
(have been + ing动词)：现在完成进行式
"since"是现在完成进行式的标志性词语，
有因为“The story factory”是第三人称单数
所以应该填has been openning
has been opened
The story factory属于第三人称
has been open
has been opened