初二英语,将下列句子改为同义句,高手来
问题描述：
初二英语,将下列句子改为同义句,高手来
1.My watch isn't like all the others'
My watch is________
2.You can do it by yourself.
You can do it________
3.Li Lei didn't pass the math exam
Li Lei______ ____the math exam.
4.My cousin borrowed my book and he didn't return it.
My cousin borrowed my book and he _____it______.
答
unique,alone,failed in,keep himself