PDF chapter test TRY NOW

Write the correct full form of the verb. Don't use short forms with (') in this task!
    
Use the rules about if-sentences and wish-sentences.   
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1.  Unless it   we will go for a walk. ( rain)
 
2.  I have lost my keys. If I had been more careful, I   them. ( not/ lose)
 
3.  Did you buy that hat you saw? No, but I wish I   it. (buy)
 
4.  She will come if she   enough money. (have)