....②Researchers(主语) at the Indiana University School of Medicine(定语) say (谓语)that brain of kids who played a violent video game showed an increase in emotional arousal.(宾语)然后再请老师帮忙找出这两个句子的主干。
我知道25-year-old 这样的复合形容词可以用于修饰人,如:
She has a ten-year-old son. 她有个10岁的儿子。
Mary drove. Her ten-year-old daughter sat behind. 玛丽开车,她10岁的女儿坐在后面。
In the car accident the mother was killed, but her two-year-ol...