The surface of alveoli is thin and moist, alveoli has a very large surface area in total;plenty of room for gas exchange, and the surface of alveoli is covered with capillaries.
Answer:
The way you typed it in is kind of confusing but ill try my best haha
contar
mostrar
?
tú
jugar
empezar
nosotras
contar
mostrar
ellos
jugar
empezar
Explanation:
hope this is ok
