Complete the sentences with can, can't, could, couldn't, may or might. Sometimes more than one answer is possible.

1. Ive looked for my phone,but I couldnt find it.
2. My brother could swim when he was four
3.Im not sure what to do tommorow. I might go to Jos party.
4.She isnt looking well.I think she might have flu.
5. I may play the piano but i dont play very often
6. Kieran couldnt ride a bike until he was nearly 12.