EXERCISE 1
People may have seen a shape and thought it was an strange animal
The witness could have seen a plain and thought it was an UFO
In the night I could have seen a tree and thought it was a monster
Somebody may have not seen anything in the lake but might be very interested in promoting the area
The little boy could have seen a mouse and thought it was a big rat
Our ancestors could have seen an big ape and thought it was a dangerous man
EXERCISE 2
I think Loch Ness Monster is an story to attract tourist to the area. If "Nessi" had existed ,scientists would find some evidences about it
I suppose Pterosaur was lived million years ago like other dinosaurs
Bigfoot and Yeti could have been big apes and people thought they were men
About Mokele- mbembe I don't know, I think if it really existed and if it was so big, the most of the people could have seen it
I haven't ever had any kind of experiencies like theses. Things I see everybody can see them