Playing QQ's "Happy Farm" by planting, watering, fertilizing, harvesti
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Playing QQ's "Happy Farm" byplanting, watering, fertilizing, harvesting and selling virtual (虚拟的）vegetables，fruits and flowers, we can find out all the excitement is about.
A. that B. if C. what D.when
试题答案
【答案】
C
【解析】略