根据汉语完成句子.一空一词他应该一小时前就到那了.He ____ ____ ____ ____ ____ there an hour ago .

问题描述:

根据汉语完成句子.一空一词
他应该一小时前就到那了.
He ____ ____ ____ ____ ____ there an hour ago .

is supposed to have arrived