[ Grammar ]
____________ discipline his children, Mike decided to turn to their teachers for advice.
A. Be unable to
B. Unable to
C. He can’t
D. He is not able to

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Grammar › ViewAfter the storm finished, many people ……… found lying in the street.
A. has
B. had
C. were
D. did
Grammar › View
________ of the candidates was able to provide a satisfactory answer to the question.
A. Either
B. Neither
C. Both
D. None
