When he was a boy, he used to go there and watch _____.
#98869
A
to repair bicycles
B
bicycles to be repaired
C
bicycles being repaired
D
repairing bicycles
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This kind of material can be used to _____plastics.
#95998
A
taking the place of
B
take place of
C
taking place of
D
take the place of
The room is empty except for a bookshelf _____ in one corner.
#91128
A
standing
B
to stand
C
stands
D
stood