【题目】He was lying on the grass, his hands _____ under his head.
A. crossingB. crossed
C. to crossD. having crossed
在线课程【答案】B
【解析】
考查独立主格结构。句意：他躺在草地上，双手交叉放在头下。cross one's hands, 交叉手臂；这里his hands与cross之间是被动关系，独立主格结构结构：名词或代词+done，hands与cross之间是被动关系。故选B。