Complete the sentences with just, yet or already.
1. The bread's still hot. Mum' s __ taken it out of the oven.
2. I don't want to watch that film. I've ____ seen it three times.
3. We haven't done the washing up ____.
4. Don't tell that old joke again! Everyone's ____ heard it.
5. Has the meeting started ____?
6. A: Your hair's wet.
B: Yes, I've ____ had a shower.