Ответ:
Mike: Have you finished packing for the trip?
Liz: Not yet. That’s hard enough.
Mike: Do you need any help?
Liz: Yes, please. I’m sure I‘ve forgotten something.
Mike: Have you packed your towel and a toothbrush?
Liz: Oh! I forgot my toothbrush!
Mike: Check again your list in order not to miss anything.
Liz: Yes. I’ll do it right now.