Question

Eric helped to explain some things about community medicine to Barack, and of course his ideas were affected by Barack _____ health care.

1. A.
   thought about
2. B.
   to think about
3. C.
   think about
4. D.
   thinking about

Answer 1

D
试题分析:考查非谓语动词。根据结构可知by后面是动名词做宾语，Barack是动名词的逻辑主语，而其他三个选项不能做介词的宾语，故D选项正确。句意：埃里克帮忙向贝拉克解释有关社区医疗的一些事情，当然他的想法受贝拉克对医疗保健看法的影响。
考点：考查非谓语动词。