Question

At least 300 million people are using QQ_____ by Ma Huateng to chat online.

A．create

B．created

C．creating

D．creates

Answer 1

B

本题修饰QQ的动词在其后，表示被动的意思，为过去分词短语作定语，意思为创建了QQ，create的过去分词是created，故本题选B。