Directions: Read the following passage. Thentanswer the question(s).
(1) Angela has been reading about communication between animals and humans. (2) She finds the subject very interesting
because she wants to get a pet. (3) She had been considering an aquarium, but now she thinks that a cat or dog would be
better. (4) According to some of the books she has read, we can teach dogs and cats to understand dozens, perhaps even
hundreds of words. (6) In turn, animals have people to understand their language. (s) In one example, a hungry cat was
trying to wake his owner. (7) When the owner did not respond to the cat's meows, the cat knocked a glass off a table and broke
it. (a) When she read that, Angie feels that it would be fun to have such an intelligent pet.
In sentence 2, the form of the underlined verb is
present perfect progressive
present participle
present
past participle