B. study

　　C. was studying

　　D. had studied

　　答案

　　A

　　553.

　　A survey _______ in 2002 by the Computer Security Institute, a private organization in the

　　USA, showed that 90 percent of the 503 biggest companies and government departments

　　questioned _______ their security systems _______ into in the previous year.

　　A. conducted ; had ; broke

　　B. conducted; had had ; broken

　　C. was conducted ; had had ; broken

　　D. to be conducted; had ; broke

　　答案

　　B

　　554.

　　With more forests being destroyed, huge quantities of good earth _____ each year.

　　A. is washing away

　　B. is being washed away

　　C. are washing away

　　D. are being washed away

　　答案

　　D

　　555.

　　--- Look at these black clouds . It _______ soon

　　--- Sure. If only we ________ out.

　　A .is raining, didn’t come

　　B. is to rain, won’t start..

　　C. will rain, haven’t started

　　D. is going to rain, hadn’t come

　　答案

　　D

　　556.

　　---Do you know our town at all?

【2016届广东省天河区高考英语二轮语法复习精讲精练：动词时态和语态14】相关文章：

★ 2015-2016高考英语一轮复习的四点建议

★ 2017届高考英语二轮复习课时训练：16（含解析）

★ 2016年高考英语第二轮复习如何才能快速提分

★ 【优化方案】2017届高考英语二轮复习全国卷Ⅱ规范练：6（含解析）

★ 【优化方案】2017届高考英语二轮复习全国卷Ⅱ规范练：8（含解析）

★ 湖南省岳阳市2014高考英语一轮单项选择训练题（3）及答案

★ 2017届高考英语二轮复习课时训练：20（含解析）

★ 【优化方案】2017届高考英语二轮复习全国卷Ⅱ规范练：3（含解析）

★ 最新2016高考英语二轮复习的建议

★ 专家建议高考英语二轮复习一点要培养语感