首页 > 中学英语试题 > 题目详情
Lucky is a ______ dog. It can help disabled people to do lots of things after 2 years’_______. A. tr...
题目内容：
Lucky is a ______ dog. It can help disabled people to do lots of things after 2 years’_______.
A. train; trained B. trained; training
C. train; training D. trained;train
本题链接：