a. fly
b. flying
c. to fly
d. is flying
e. the flying birds
Athought dissimilar almost every other respect, birds and insects have both evolved efficient … capabilities.
Athought dissimilar almost every ……. :c.to fly
a. fly
b. flying
c. to fly
d. is flying
e. the flying birds
Athought dissimilar almost every other respect, birds and insects have both evolved efficient … capabilities.
Athought dissimilar almost every ……. :c.to fly