To be honest a lot of people attach great importance to rich and famous.A. become B. have

问题补充：

To be honest, a lot of people attach great importance to rich and famous.

A. become

B. have become

C. having become

D. becoming

答案：

A. become

B. have become

C. having become

(答案→)D. becoming

解析：考查动名词用法。本题中的固定搭配attach importance to重视；其中的to是介词，后面要接动名词的形式。句意：说实话，很多人都很重视发财和成名。根据句意说明不需要使用完成式表示已经完成。故D正确。