1.It sometimes snows
2.It is snowing now.
3.Mother cooks.
4.Mother is cooking.
5.Father leaves.
6.Father is leaving the house.
7.We often watch.
8.We are sitting and watching.
9.Mike does.
10.He is doing.
11.Rains.
12.It's raining
13.The family has.
14.Is having.
