第21题: [单项选择]The plan indicated that this objective was ______ in the following way. A. attaining B. to be attained C. to attain D. attained 参考答案:B 答案解析:[分析] 此题测试时态。题干中的in the following day是个表示将来时间的副词,必须使用将来时态,这里只有be to表示将来时态,联系主语,需要用被动语态。这句话的意思是:“计划表明这