If we ________ careful, fire can be dangerous.
#61594
A
don’t be
B
are
C
won’t be
D
aren’t
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The blue bags ______$8
#59962
A
is on sale
B
are on sale
C
is on sale for
D
are on sale for
How time flies! Three years _________
#52511
A
have passed
B
has passed
C
is passed
D
are past