15. I am sleepy now. I wish I (go) to bed earlier yesterday. 16. Alice put old weight. only she (not eat) too many sweets and cookies. 17. 1 failed my Maths exam. only (study) harder. 18.l need a new mobile phone. I wish (not waste all the money. 19. 1 couldn't sleep well last night. I wish ! (not drink) too much coffee. 20. Last weekend we had a big argument with my parents If only ! (not savl all that words. 21. These jeans don't fit me. l wish (bought) the bigger size.

Here are the sentences completed with the correct verb forms: 15. I am sleepy now. I wish I **had gone** to bed earlier yesterday. 16. Alice only **put** on weight because she **did not eat** too many sweets and cookies. 17. I failed my Maths exam. I wish I **had studied** harder. 18. I need a new mobile phone. I wish I **had not wasted** all the money. 19. I couldn't sleep well last night. I wish I **had not drunk** too much coffee. 20. Last weekend we had a big argument with my parents. If only I **had not said** all those words. 21. These jeans don't fit me. I wish I **had bought** the bigger size.