Playing QQ’s “Happy Farm” by planting, watering, fertilizing, spraying, harvesting and selling virtual vegetables, fruits and flowers, we can find out _____ all the excitement is about.
..----Do you regret not having gone abroad? ----Not at all. I_____ as much, but I’m glad to contribute to our motherland. A.didn’t earn B. hadn’t earned D. am not earning D. haven’t earned