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are waiting were waiting waited have waited
frightened preoccupied busy worried
determine observe announce control
is asleep was sleeping are asleep were sleeping
of; in of; at for; at for; in
threatened warned reminded persuaded
was playing； was going to do played； did had played； was going to do had played； did
of Mary and me staying of me and Mary staying to Mary’s and my staying when Mary and me stay
grown up turned up brought up fed up
are leaving have left were leaving will leave
while when unless as long as
When necessary If so If possible So what
不填；不填 the; 不填 the ; the 不填; the
was a girl were a girl a girl was a girl were
are making is making was making were making
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