问题补充：
单选题Theman____ofshooting16schoolchildrenwasreturnedtoAnhuiProvincepoliceonFridayfollowinghisarrestbyBeijingpolice,theXinhuaNewsAgencyreportedonFriday.A.suspectedB.suspectingC.being suspectedD.to be suspected
答案：
A解析考查非谓语动词。过去分词短语suspected of shooting 16 schoolchildren作the man的后置定语．
