问题
选择题
The young man was lying on the grass with his horse _____a tree.
A．being tied
B．tied to
C．tying to
D．was tied to
答案
答案：B
考查with的复合结构，句意：这个年轻人躺在草地上他的马被栓在一棵树上。tie，栓，绑，系，与介词to 连用，his horse 与tie之间是被动关系，所以用过去分词，选B。