Mr. Wang _____ table tennis well, though he suffers from a waist pain and _____ it for a long time.

A．played; has not played

B．plays; had not played

C．plays; did not play

D．plays; has not played

随着互联网 的快速发展，越来越多的公民通过网络参与政治生活，以网络为媒介的“政府—民间”互动模式已成 为我国政治文明的重要元素。“政府—民间”互动模式[ ]

①方便了公民直接管理国家事务

②保障了人民群众对政府的质询权

③拓宽了公民参与民主监督的渠道

④有利于政府了解民意和汇集民智

A．①②

B．②③

C．①④

D．③④