第7题: [单项选择]Every effort was made to reduce the cost of the project {{U}}substantially{{/U}}. A. effectively B. proportionately C. greatly D. marginally 参考答案:C 答案解析:effectively:有效地;proportionately:均衡地;greatly:大量地; marginally:微弱地。题中substantially意为“大量地”,可知C选项最符合题目要求,