[ Present Perfect and Present Perfect Progressive Tenses ]
She ___ (clean) the house all morning.
A. has cleaned
B. have cleaned
C. has been cleaning
D. cleans
Select your answer:
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Modals › ViewYou ___ go to Senior High School unless you pass Junior High School.
A. mustn’t
B. can’t
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Mauricio _____ social worker.
A. studied
B. is a/an