[ Vocabulary ]
A careful ______ led to the discovery of a new fossil?
A. design
B. encouraged
C. investigation
D. solution
Select your answer:

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Grammar › ViewWhich sentence is correct?
A. Have you went to visit the new bookstore?
B. Has you went to visit the new bookstore?
C. Have you went to visits the new bookstore?
D. Have you gone to visit the new bookstore?
Tenses › View
She talked to the police
A. Present Simple
B. Present Continuous
C. Past Simple
D. Past Continuous
