SORU: anlam bakımından parçanın bütünlüğünü bozan cümleyi bulunuz
(I) One of the most useful materials in the world today is cement. (II) Portland cement, the kind which is used for making concrete, is manufactured from limestone. (III) First of all, the limestone is quarried and ground to a fine powder. (IV) In some places, farmers try to reduce the acidity of the soil by applying limestone to their fields. (V) After that, it is mixed with powdered clay, baked in a huge oven, then ground into the powder we are familiar with.