Write the correct forms of the verbs in parentheses

Exercise 6: Write the correct forms of the verbs in parentheses:

1. I wish you …….. more carefully in the future (write) 
2. I wish my uncle ………. here now to give us some advice (be)
3. I wish I ……. all about this matter several weeks ago (know)
4. I wish I …….. more time now to help you with your lesson (have)
5. I wish I …….. psychology when I was a college student (study)
6. I wish someone …….. to help me with that work tomorrow (offer) 
7. I wish it ……. possible for me to help you with it yesterday (be)
8. I wish it …… a little warmer in this room. I feel very cold (be) 
9. I wish I ……. attention to the teacher’s explanation yesterday (pay)
10.  I wish our teacher ……….. that lesson to us again tomorrow (explain)