l'm glad to be here.为什么加be,都什么时候用呢?thanks

连词成句 1、here,to,glad,l'm,be, ,I'm glad to be here with l'm glad to be here.为什么加be,都什么时候用呢?thanks i'm very glad to be here.还有干吗用be?come可不可以 I'm very glad to be here for your interview是什么意思 翻译；they are good,i'm very glad to be here I'm glad to be here.中be的用法是什么?为什么要用原形?be的意思是什么? i'm very glad to be here.这里的To是如何使用的?为什么要加to? am glad to be here to introduce myself.怎么读am glad to be here to introduce myself.怎么读 I'm very glad to be have Hello,my Chinese friends,I'm Bush,former president of USA,I'm glad to be here. We're very glad to _ here 为什么填be Good morning,professors!I am glad to be here for this interview.First let me introduce myself.M I'm really glad to have you all here翻译 here/to/see/You/glad( .) 英语翻译be glad to( ) be very glad to be glad to see