关于while doing
我不明白的是为什么PREP2012 的20题E的while doing是错误的,Prep的官方解释是while willing 是一个不完整的结构,他到底哪里不完整了?while 是可以省略主语的吗?
但我又找到后面的两句OG13-134,PREP是对的。很奇怪!
求解答!!!
Prep2012-20 错误选项E:Many people have a disinclination to recognize the weakness of theiranalytical skills while willing toadmit their lack of computer skills or other technical skills. 错误原因:E. Have a disinclination iswordy (the verb disinclined is preferred) and, when followed by while willing, creates an incompleteconstruction OG13-134 正确句子:Recently implemented "shift-work equations" based onstudies of the human sleep cycle have reduced sickness, sleeping on the job,and fatigue among shift workers whileraising production efficiency in various industries. Prep: 正确句子:A recent poll indicates that many people in the United States hold acombination of conservative and liberal political views; i.e., they denouncebig government, saying government is doing too much and has become toopowerful, while at the same timesupporting many specific government programs for health care, education,and the environment.
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