天色已晚，如果你现在再到不了这里的话，我们就不得不动身了 英语怎么说

It's late. We have got to go without you if you could not come here now.

it's dark.if you can't arivel here we'll go.

It's getting late. If you can't come here right away, then we've got to go without you.

It's going to night, if you can get to here we have got to go without.
应该对.......

It's getting late,we have got to go without you if you cannot be here now.