[ Grammar ]
Turn _____ your cell phone.
A. Out
B. Open
C. On
D. Off
E. Up
Select your answer:

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A. A community on the out skirts of a city
B. Having to do with business or trade
C. Self-acting
Grammar › View
The ideal operating temperature for the tablet computer is … 10 and 30 degrees Celsius.
A. off
B. above
C. in
D. between
