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There was a man who had a donkey. The man took his donkey to a nearby city to buy some salt. On A 2) their way home they came to a small river. The donkey accidentally B 1) fell into the river. When he got out, he felt that the bags of salt were much lighter, because the salt was all gone. The man took his donkey back to the city and filled its bags with even C 4) more salt. When they came to the river a second time, the lazy donkey fell down in the same place, because he D 3) did not want to carry the heavy bags all the way home. The man understood what the donkey was doing. He took the donkey back to the city and filled the bags with sponges. When the donkey fell in the river again, the sponges collected all the water and became E. 4) much heavier.