问题
选择题
China is known ______ greatly in terms of its cultural values over the past few years.
A．to change
B．having changed
C．changing
D．to have changed
答案
答案：D
考查非谓语动词。句意“中国在过去的几年里，在文化价值方面有了很大的变化。”sb. be known to do sth.“某人以做某事而出名”。根据over the past few years可知，应该用完成时。故选D。