用to be to have 填空 -------you atecher?Yes,I---------

用to be to have 填空 -------you atecher?Yes,I--------- 用must,have to填空：We____ be strict with ourselves. 用be,going,to填空 用to be,to have,can,do填空 ( )that boy from Shanghai?Yes.We( )good friend 用be going to的形式填空I___ ___ (have) a meeting in the afternoon 用适当形式填空I have __(be)to the most beautiful place in the world 用must,have to填空：We_____ be late again next time. we have to be （ ）about our chance of winning.用real的适当形式填空 用to be,to have,can,do填空 ( )you a clever child?Yes,I ( ) ( )your aunt an umbrella?N0 she( ) 用have to的适当形式填空. 用can和be.able to填空 用be going to结构填空 .注：用be going to填空 用be going to的形式填空 You have to be out to be you have to be cruel to be 谁知道To be,To do,To have have sth to be done/have sth done?为什么要用have anyting to be done?