31. On one side of the park, there is a patch of trees, ______ a river winds. A. through which B. a

题目

31. On one side of the park, there is a patch of trees, ______ a river winds. A. through which B. across which C. that D. which

答案

A
through which即through the patch,从某块地方穿过时用through.如through the park/forest.
穿过狭长的地方时用across.如across the river/bridge.