[ Modal Verbs ]
Residents in the Blackwood área complained last night that they ____ warned about the escape of a dangerous snake.
A. must have been
B. should have been
C. had to be
D. needn’t have been
Select your answer:
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Grammar › ViewI’m sorry for (be) late.
A. be
B. to be
C. being
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The CEO ______ a speech at the annual conference next Friday.
A. give
B. hopes to give
C. giving