Question

fill in the blank with the the past perfect continuous tense
she___ the behaviour of the animals for many years.
a) study
b) has been studying
c) studies
d) none​

Answer 1

Answer:

b)

Explanation:

I hope it helped........

Answer 2

Answer:

She has been studying the behaviour of the animals for many years

Explanation:

Hope that this will help you

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