a bear asked his mother ,“Mommy ,am i a real bear?""___you are."这儿是用sure好还是用of course好?course.但我认为sure也行,到底是什么呢?

a bear asked his mother ,“Mommy ,am i a real bear?""___you are."这儿是用sure好还是用of course好?course.但我认为sure也行,到底是什么呢?
a bear asked his mother ,“Mommy ,am i a real bear?""___you are."这儿是用sure好还是用of course好?
course.但我认为sure也行,到底是什么呢?

a bear asked his mother ,“Mommy ,am i a real bear?""___you are."这儿是用sure好还是用of course好?course.但我认为sure也行,到底是什么呢?
sure一般不能用于句首,用of course比较恰当.

Of course you are 很通顺；
I'm sure you are. 也可以。