nakib77 wrote:
Researchers have explored the possibility that dolphins are able to be trained to communicate as humans.
A) are able to be trained to communicate as humans
B) were able to be trained to communicate as humans
C) can be trained to communicate like humans can
D) could be trained to communicate as humans
E) are capable of being trained to communicate as humans do
Eliminate A, B and D, sincecommunicate as humans should becommunicate as humans do
C) can be trained to communicate like humans can
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