不能选已婚，否则面签的时候跟你要结婚证拿不出就扯淡了

要是我的话，不选。其实外国人对于 de facto 还是需要证明的。何况，中国确实不承认这个东西。万一人家要是较真起来，问你要证明你还得去找。

In the legal context, a de facto relationship is one where two people live together as a couple on a "genuine domestic basis" but are not legally married.
Proving a de facto relationship may involve presenting evidence such as:
Text messages and emails between the parties.
Statements from friends and family.
Bank statements showing a shared financial life.

可以选同居，没啥用。
也可以再扯一张结婚证嘛，多简单的事儿。这不就不用纠结了。

可以