Где в космосе образовались химические элементы, из которых состоит тело человека?

1)... are the buses? 2)... will in snow? 3) ...teeth has a dog? 4)...were pupils afraid of? 5)...prices do rise? 6)...was late for the lesson? 7)... grades was she ashamed of? 8)... did she do her homework? 9)...does Tommy play? 10)..are they? 11)...did Duke Albrecht found? 12)... studied Biology at university ? 13)... has 32 teeth? 14)...did Mary find in the street? 15)... did Ann buy? 16)... drinks warm milk?