The teachers’union _________ a lawsuit against the district calling for repairing “deplorable” school conditions.
B
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The country’s chief exports are coal, cars and cotton goods, cars _____ the most important of these.
This missile is designed so that once _____ nothing can be done to retrieve it.
Last March the __________ of a 19th century cargo ship was found by an underwater archaeological team.
I was to have made a speech if _____.