— Why did you stop writing, Tom?           — My ink has _______.
#64755
A
used up
B
run out
C
run out of
D
been run out
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More attention must be paid _________ the endangered animals..
#65200
A
to protecting
B
protect
C
to protect
D
protecting
When I got home, the clock was _______ seven.
#70192
A
strike
B
striking.
C
hit
D
hitting