Question

Playing QQ’s “Happy Farm” by planting, watering, fertilizing, spraying, harvesting and selling of virtual vegetables, fruits and flowers, we can find out       all the excitement is about.

A．that

B．if

C．what

D．when

Answer 1

C

试题分析：考查宾语从句的连接词：句意：玩QQ的开心农场，种植，浇水，施肥，喷药，收获，卖虚拟的蔬菜，水果和花，我们可以发现所有的兴奋所在。Find out后面接宾语从句，宾语从句中about后面缺少宾语，用what引导宾语从句。选C。