The bus arrived here haIf an hour ago 改为同义句 The bus( )( )here( )half an hour

问题描述:

The bus arrived here haIf an hour ago 改为同义句 The bus( )( )here( )half an hour

the bus has been here for half an hour
arrive是瞬间动词,不合适用在有时间段的完成时,用been,表示状态

希望对你有帮助^^