填空题 Other researchers did not examine brain tissue . Moreover , they measured the brain"s electrical activity , and made a map of the electrical signals.
A. tissue B. Moreover C. measured D. activity
【正确答案】
【答案解析】B：moreover→instead[解析] 前一句提到，研究者们并没有检查脑组织，而后一句讲的是他们测量了大脑的电波活动。由此可知，前后两句应该是转折关系。