Be so sure.(改为否定句) ()()so sure.
Be so sure.(改为否定句) ()()so sure.
be so sure he must be Mr.Zhang 改为否定句
He must be Mr.Zhang.(改为否定句)Be so sure.(改为否定句)
·Don't be so sure.(so是adj,那sure是adj还是adv?)
He felt so disappointed,(改为否定句)
l'm sure it will be fun .(同义句)
I'm not sure what I should expect.(改为同义句) I‘m not sure what
I'm not sure what I should expect(改为简单句) I'm not sure ___ __
not so sure if it
I'm not sure he can swim 改为否定句
l think so(改为否定句)
Yes I think so.(改为否定句)