___ elasmosaurus,____giant prehistoric sea reptile with fier
___ elasmosaurus,____giant prehistoric sea reptile with fierce-looking jaws and flippers,had___muscular neck that accounted for more than half of its length.
A The / a
B The a a
C An / a
D The a /
A The / a
B The a a
C An / a
D The a /
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