Most museums are just for looking. But today some of them have things for you to touch. The signs say, "________!"
#66313
A
Be touching
B
To touch
C
Do touch
D
No touch
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Be sure to be here early tomorrow, _____? 
#66321
A
will you
B
aren’t you
C
can you
D
could you
—Don’t _______late again.
#59418
A
are
B
be
C
is
D
am