In the Speaking part of the international English exam the examiner will be checking your fluency (how easily you express and connect ideas, the speed that you talk at and whether you pause in the correct places), and your coherence (how well organized your sentences are, and if you accurately use a wide range of grammar and vocabulary).

Interruption:

Can I make a point here?

Can I mention one thing here?

Can I just say something here?

Hold on, can I make a point here?

Excuse me, can I make a point here?

Could interrupt you there?

Would you mind if I made a point here?

Sorry, but can I make a point?

Sorry to interrupt, but...

Can I come in here?

Can I just interrupt you for a moment?

If could just make a point

Asking for repetition or clarification:

Sorry but you've lost me.

I didn't quite catch that.

I'm not sure I follow you.

Could you repeat that please?

Sorry, what does that mean?

Could you explain what you mean?

Hold on, what do you mean exactly?

Sorry, but I don't quite follow you there.

Excuse me, I don't understand what you're trying to say.

I didn't really understand that, I'm afraid.

Would you mind repeating that?

Can you explain a little further?

What I don't understand is...

Changing the subject:

And another thing...

Anyway...

By the way...

That reminds me...