Unit 3（）Text A. VocabularyFill in the blank in the following sentence with one of these words and change the form if necessary. (anathema, obsession, indulge, provocative, spark, harness, virtual, propel, fickle, generate)18.　A （） world is a computer-base

Unit 3（）Text A. VocabularyFill in the blank in the following sentence with one of these words and change the form if necessary. (anathema, obsession, indulge, provocative, spark, harness, virtual, propel, fickle, generate)18.　A （） world is a computer-based online community environment that is designed and shared by individuals so that they can interact in a custom-built, simulated world.
正确答案：virtual