21 If she (leave) ............the fish there the car will get it. 22 I (bring)..... ..you some beer if I had known that you were thirsty. 23 You'll get pneumonia if you (not change).. your wet clothes. 24 If I had known that you couldn't eat octopus I (not buy)....... ...... it. 25 If they (hang)....... that picture lower people would be able to see it.
