第2题: [单项选择]Three new buildings ______ on the campus by the end of this year. A. will be built B. are going to be built C. will have been built D. have been built 参考答案:C 答案解析:[解析] 考点:将来完成式。将来完成时表示在将来某一时间或另一个将来的动作之前,已经完成的动作或已获得的经验。与此时态连用的时间状语有by this time tomorrow,by the end