1.05 VOCABULARY Complete the sentences (1-4) with the correct form of the words below. Then listen and check. Exercise verbs ache burn convert pump Exercise nouns adrenalin burst energy intensity 1) I was exercising so hard that my heart was, and my leg muscles were. 2)It's good to push yourself to the absolute limit with short of high- exercise. 3) Mitochondria fat and sugar in the body into. 4)This type of exercise also releases a hormone which fat.