[ Grammar ]
The new software enables users to track inventory ____ real time.
A. by
B. in
C. on
D. at
Select your answer:

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Grammar › ViewMark ……… a book before he fell sleep.
A. was reading
B. reading
C. had been reading
D. read
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___ you apologize for what you have done, I will never be your friend.
A. Unless
B. If
C. As if
D. Even if
