Susan was just  _____ at those pigeons at the time, so I don’t think she saw me.
#96784
A
spotting
B
watching
C
glaring
D
staring
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All flights___ because of the snowstorm, we decided to take the train. 
#94777
A
were canceled 
B
had been canceled
C
having canceled
D
having been canceled
-The teacher told them ________ make so much noise. 
#98785
A
don’t
B
not
C
will not
D
not to