[ Grammar ]
I think Joey must _____ late tonight. His office light is still on.
A. have worked
B. works
C. be working
D. to work
Select your answer:

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Pronouns, Sentence Structure, and Apostrophes › ViewThe dogs barked ___________________________ into a long, peaceful sleep.
A. Themselves
B. Myself
C. Yourself
D. Itself
E. Himself
Grammar & Vocabulary › View
Dolphins are very ____ animals.
____ is another word for smart or intelligent.
A. lazy
B. clever
C. slow
D. angry
