题目

New research shows that the healthy brain may hold memories which we don’t even remember. In The Journal of Neuroscience, experts report that the brain might hold more memories than people realize, but that restoring those memories can be tricky. Memory Check First, participants saw a list of 120 real words mixed with 80 nonsense words. Next, they saw another word list and tried to remember which words had been on the first list. Meanwhile, their brains were scanned with functional magnetic resonance(核磁共振) imaging. While participants reviewed the second word list, their b 直接写出得数．40×1.5= 2-34+14= 3.1+4.67= 0.0096×1000= 58÷23= 72÷1.2+72÷1.8= 7×5÷7×5= 0.25×12.5÷132= 999945+99945+9945+3×15= 2004×19-2004×18-2004=