第一小题是true 还是truely,还有it's certainly that和 it

it's true that Is' it true...But that's true,that's true Talk about it.Let' 英语语法it's certainly that 有这种用法吗? 英语翻译It is certainly true that the university should give its true的副词是truly 还是 truely? it's true it's true that if you become a professional athlete I know it's true that I love you! It’s true that the older people should _____. Maybe it's true that I really miss someone! It's true that he lost the game again. It's true that Americans eat these thi