How to interrupt politely

In the following statements there's ONE word missing.

Complete the statement with one word so that is makes sense grammatically.

• <I'm ..................for interrupting but I don't quite understand what you mean by.... .>

Complete the statement with one word so that is makes sense grammatically.

<....................I might interrupt for a moment, I’m not sure that is really very relevant for the topic at hand.>

Complete the statement with one word so that is makes sense grammatically.

<Sorry for the ................... but could you repeat that last bit, please? The connection is not great on my end.>

Complete the statement with one word so that is makes sense grammatically.

• <I ............. for the interruption but I have an important question about what you said earlier.>

Complete the statement with one word so that is makes sense grammatically.

• <Could I just jump............. here, I need to add something to what you were saying.>

Complete the statement with one word so that is makes sense grammatically.

<Sorry for  ......................but why didn't you call him to ask him about it?>

Complete the statement with one word so that is makes sense grammatically.

<........... I interrupt briefly? I just want to quickly share an idea that just popped in.>

Complete the statement with one word so that is makes sense grammatically.

< I ...............to interrupt but there is something I need to clarify before we move on.>

Complete the statement with one word so that is makes sense grammatically.

<Hey, Paola, you know, I don't ............... to interrupt, but I need to add something.>