She was so interested in the book that she (read) ______ it for three hours before she realized it.

admin2010-06-03 107

问题 She was so interested in the book that she (read) ______ it for three hours before she realized it.

选项

答案had read

解析此处空格表示动作发生在before引导的从句中realized的动作之前，所以应该用其过去完成时。

转载请注明原文地址:https://kaotiyun.com/show/vUlK777K

大学英语三级A级

相关试题推荐

随机试题

最新回复(0)