Wish exercises -

Using I wish  both for the present/future and the past
Put the appropriate verb form

1    I wish I ___________________ drunk and kissed Samantha. (get NEGATIVE)
2    I wish it ___________________  so much. The garden's turned to mud. (rain NEGATIVE)
3    If only I ___________________  there, I wouldn't have got a fine. (park NEGATIVE)
4    If only I ___________________ more time for my hobbies. (have)
5    I wish it ___________________ more often in Valencia. (rain)
6    I wish I ___________________  to go to your nephew's wedding. (have NEGATIVE)
7    I wish you ___________________ so much. You're a complete idiot when you're drunk. (drink )
8    If only it ___________________ . The garden's as dry as a bone. (rain)
9    I wish Samantha ___________________ her hair more often. It looks so greasy all the time. (wash)
10    I wish you ___________________ so horrible to your brother. He's a really nice bloke. (be NEGATIVE)
11    I wish the council ___________________  that beautiful old house. It was part of the town's heritage. (demolish NEGATIVE)
12    If only I ___________________ the money to go to Jon's wedding in The States. (have)
13    I wish I ___________________  her she'd put on weight. She hates me now. (tell NEGATIVE)
14    I wish you ___________________  to your mother like that. (speak NEGATIVE)
15    If only we ___________________  a Hewlett Packard printer. The cartridges are so expensive. (buy NEGATIVE)
16    I wish Jorge ___________________  so fast. It's only a matter of time before he kills someone. (drive NEGATIVE)

Under the following link you will find exercises that can easily be used in a written test.

http://www.esl-lounge.com/student/grammar/4g7-wishes-and-regrets.php 

https://elt.oup.com/student 

Here you can listen to some people talking about their wishes or regrets.

http://www.elllo.org/english/0851/Q875-Reb-Wish.html

http://www.elllo.org/english/0301/335-Todd-Wish.htm