___▲___theproblemthatmanyyoungpeoplehavebecomeaddictedt...

问题详情：

___ ▲ ___ the problem that many young people have become addicted to computer games, a special clinic was opened in Beijing in 2005.

   A. Help solve                             B. Help solving     

   C. Helped solve                           D. To help solve

【回答】

D

知识点：非谓语动词

题型：选择题