the dog is running after the cat 问题：把the cat放在前面使句意不变
问题描述：
the dog is running after the cat 问题：把the cat放在前面使句意不变
答
The cat is chased by the dog now.
答
the cat is chasing by the dog
the cat is running in front of the dog
答
The cat is chased by the dog.
改为被动句,同样的意思.
chase vt.追逐；追捕；