He---back until the work---done.A.isn't;will be B.won't be;will be C;won't be;is为啥选C不选A

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/02 14:48:27

He---back until the work---done.A.isn't;will be B.won't be;will be C;won't be;is为啥选C不选A
He---back until the work---done.A.isn't;will be B.won't be;will be C;won't be;is为啥选C不选A

He---back until the work---done.A.isn't;will be B.won't be;will be C;won't be;is为啥选C不选A
He---back until the work---done.
A.isn't;will be B.won't be;will be C;won't be;is 为啥选C不选A
选项是C
因为【主将从现】.主句用【一般将来时】,从句用【一般现在时】.

until在这里与if用法相似,从句用一般现在时,主句用将来时