It may rain hard this afternoon, so take the raincoat with you

1.It may rain hard this afternoon,so take the raincoat with you
->In case
2.She had to do washing up but she didn’t
->She forgot
3.English is easy to learn
->It
4.Don’t leave the lights on all night,you will waste electricity.
->If
5.People say that he is a famous singer (IT)
->
6.The policeman does not run so fast as the thief (THAN)
->
7.I haven’t seen this man here before(FIRST)
->
8.The novel is very interesting.(FIND)
->