Rewrite the following sentences: 15, What a shame you didn't tell me earlier. --> If only.............................................................................. 16, She can't go camping because of her age. --> If....................................................................................... 17, What would you do if there was an earthquake? --> Supposing....................................................................... 18, Lan feels tired now because she ate too much this morning. --> Lan wouldn't................................................................... 19, Pay me back the money, or I will tell your mother. --> If......................................................................................... 20, What a pity Mai can't come. --> I wish..................................................................................... 21, My sister regretted not working hard before. --> My sister wished...................................................................... 22, We should leave now , otherwise we will be late for the class. --> If we.................................................................................................. 23, I am sorry that I asked her to stay. --> Now I wish...................................................................................... 24, He lost his money because he wasn't careful . --> If he........................................................................................................ 25, It was his own fault that he lost his job. He was late for work every morning. --> If he................................................................................................... 26, I only made that mistake because I didn't think. -->If I............................................................................................................. 27, I only bought that dog because my children wanted a pet. --> If my children....................................................................................... 28, It was overeating that cause his heart attack. --> If he hadn't ........................................................................................... 29, he did that way because he didn't listen to our advice. --> If he......................................................................................................