Complete the following sentence with a (compound) word derived from the one(s) given in bracket.
People are impressed by the fact that he can （ ） faces he has seen for only once. (memory)
【正确答案】：MEMORIZE
【题目解析】：
根据前文he can说明空格处应该填动词原形。memory的动词形式为memorize记住，且符合句意。句意：人们印象深刻的是，他能记住他只见过一次的面孔。