Когда мы придем домой, мать еще буд

Когда мы придем домой, мать еще будет готовить обед, и нам придется подождать.

Results (English) 1:

When we come home, the mother will have to cook dinner, and we'll have to wait.

Results (English) 2:

When we come home, the mother will still be cooking dinner, and we'll have to wait.

Results (English) 3:

When we come back home, the mother will have to prepare lunch, and we will have to wait.