【简答题】翻译下列句子,并将答案写在作业本上,周三上课讲评: 1. Research have established that when people are mentally engaged, biochemical changes occur in the brain that allow it to act more effectively in cognitive areas such as at...
【简答题】Write down the following words according to the meaning. ________ n. a scientist who studies and is trained in psychology ________ adj. important or well known; easily seen _______ n. a change in you...