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12 tháng 6 2019
be, disagree, do, include, know, look, see, seem, understand

everyone (1)knows that humans have been flying for a few hundred years. but(2)is it possible that ancient civilazations also had the ability and technology to fly?

in southern peru, there're hundreds of lines which an ancient culture drew in the dust. on the ground they just(3)look straight lines. but when you (4)see them from the air, you (5)understand exactly what they're. they're incredible and enormous pictures . the pictures (6)include animals, birds and symbols.

one bizarre theory, which most mainstream scientists (7)disagree with, is that the people who made the lines thousands and thousands of years ago flew above the lines in balloons. it (8)seems incredible, but a few people (9) believe it's possible