Proteins break down into amino acids, fats break down into glycerol, and carbohydrates break down into _______________ and other sugars.

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Proteins break down into amino acids, fats break down into glycerol, and carbohydrates break down into _______________ and other sugars.

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Some plastics do not break down and that is bad for the environment.

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When the transmissions of a radio station have broken down, switched off or suspended, it is ___ .A. unfunctional B. break down C. off power D. Off air

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---Do you think we can get there on time?-Yes,___ the truck doesn’t break down.

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The job of the digestive system is to break down the foods and liquids we _____________ into very tiny parts so that the cells in the body can use them for energy.

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