[ Tenses ]
Does the next example correspond to the Present perfect Progressive tense?
They have been waiting for you for 3 hours.
A. TRUE
B. FALSE
Select your answer:
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Grammar › ViewScientists ___________ Mars for decades, searching for signs of life.
A. were exploring
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C. was exploring
D. has explored
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I think my English ……………. slowly. It’s better than it was
A. improves
B. improved
C. is improving
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