中科新闻网2017平潭国际海岛论坛:语法问题
来源：百度文库 编辑：中科新闻网 时间：2024/05/03 03:10:36
The pressure ________ causes Americans to be energetic, but it also puts them under a constant emotional strain.
A. to compete B. competing C. to be competed D. having competed
为什么应该选A？
12
A. to compete B. competing C. to be competed D. having competed
为什么应该选A？
12
这个非要选A的话
那只能理解成to compete这个动词不定式做pressure的定语了
动词不不定式作定语，意思是竞争的压力。