Riding on the swings and playing with the ducks in the pond _____ our children’s greatest pleasures when we took them to the park.
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A
is
B
were
C
was
D
are
推荐题目
Large quantities of time ______ for practising guided writings.
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A
was needed
B
are needed
C
needs
D
is needed
The poor ______ living in the mountain ____ top is covered with green trees.
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A
are; which
B
are; of which
C
is; whose
D
are; whose