Kids, will you please _____ the TV? It`s time to go to bed.
A. switch off
B. switch on
C. put off
D. put on
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The captain of the ship asked two of his men to _____ icebergs.
A. add to
B. arrive at
C. be on the lookout for
D. come by
James kept looking at his watch. At last his guest _____ and left.
A. takes the hint
B. took the hint
C. knows the hint
D. knew the hint
_____! The floodwater is just behind us.
A. Head up
B. Hold up
C. Speak up
D. Speed up
Is your novel _____ a real life story or did you make it up?
A. based off
B. based at
C. based on
D. based from