Aún no tenemos significados para "know if".
1Problem is, I don't know if Maxine's in the house right now.
2I'm tired of people saying 'I don't know if that is true'.
3After a moment, he said, I don't know if you've seen her.
4And I don't know if we want to go quite that far.
5Just let us know if there's something you want, her aunt said.
6I don't know if you have ever seen a really good conjuror-
7You asked me-toldme-tolet you know if a certain gentleman arrived.
8I don't know if it sounded seventeen billion dollars' worth of good.
9In reality, none of us really know if we're doing things correctly.
10I didn't even know if I could talk without slurring my words.
11We don't know if it has gone to other major organs yet.
12I don't know if I believe the story about another place now.
13I don't know if people really know how much he actually did.
14Let us know if either of you is in any immediate danger.
15Rees-Mogg said he did not know if the DUP's position had changed.
16I don't even know if it is a true collection,' I say.