[ Tenses ]
She ……………………………(study) since morning
A. has been studying
B. have been studying
C. is been studying
D. was been studying
Select your answer:

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Present Perfect vs Past Simple › ViewLast night my dog _____ but after a few hours we _____ him.
A. Escaped, Have found
B. Has Escaped, Have found
C. Escaped, Found
D. Has escaped, Found
Past Tenses › View
Before he died, he (be) ill for several days.
A. has been
B. is
C. had been
D. was
