2. 外语
  3. Scientists have found that there are four levels of sleep, each ______ a little deeper than the one before.

Scientists have found that there are four levels of sleep, each ______ a little deeper than the one before.

admin2008-11-29  74
问题 Scientists have found that there are four levels of sleep, each ______ a little deeper than the one before.
选项 A、is
B、was
C、being
D、to be
答案C
解析 该题考查考生对独立结构的掌握。being a little deeper then the one before在这里对前面的陈述提供进一步的信息。
转载请注明原文地址:https://kaotiyun.com/show/LifK777K
本试题收录于： 浙江省大学英语三级题库大学英语三级分类
0

浙江省大学英语三级

大学英语三级

相关试题推荐
随机试题
最新回复(0)