Will, won't or may, might, could

My stomach hurts so I won't/will go to the hospital.

The thieves are around these days. You could/ will lock all the doors.

Sue have to wait in the cold. She could/won't sit in the car.

My parents are looking at some websites, so I'm sure we will/might go away on holiday.

Our family has already gone to America, so we won't/could go to a different country this year.

I broke my leg, so I won't/will come to school today.

The flight is too expensive. --> You could/will go by car.

My father speaks Japanese, so we could/won't go to Japan again.

I want to join the match so I won't/will practice more.

They have to finish their work, so they might/won't come home late.