Chia động từ sao cho phù hợp với chủ từ

Ex1: chia động từ sao cho phù hợp với chủ từ:
1.He Often........(go)to school on foot.
2.It .......(rain) very hard now.
3.The sun ( warm)the air and(give)us lligh.
4.Look!A man......(run) after the train.
5.She........(go)to school every day.
6.Bad students never..........(work) hard.
7.It often........(rain)in the summer.It(rain) now.
8.The teacher always.........(point) at the black–board when he.......(want) to explain something.
9.Mother..........(cook) some food in the kitchen at the moment, she always (cook) in the morning.
10.I always (meet)him on the corner of this Street.