[ Modal Verb ]
I’m not sure, but he _____ be in the library right now
A. Must
B. May
C. Should
D. Might

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Modal Verbs › ViewEach generation is likely to have different thoughts about how the family___ interact.
A. should
B. must
C. have to
D. could
Grammar › View
Another would have thrown up _______ hands in disgust.
A. His/her
B. Their
C. Our
What does “inadvertently” mean?
A. By accident or without intending to
B. Absolutely certain
C. Full of energy and excitement
D. To make a strong impression
Present Tenses › View
They ____________ in Ornago for 10 years.
A. have lived
B. have live
C. has lived
D. has live
