1 am trying
2 Have you heard the bad news? Simon has broken his leg!
3 remembers
4 works
5 wrote
6 am not using
7 I will help you
8 She hasn't read the book because she isn't very interested in that author.
9 am reading, haven't finished
10 had eaten
11 Why aren't you wearing shorts? It's so hot today.
12 I have just remembered something.