If you come,you will be the first choice these books,这句话有语法错误吗?

If you want I come,I will If you build it,he will come If you love me和You will come to save You promised if l work hard ,you will come If You Come Back I will ____ happy if you come填什么. “If you work hard,your dream will come ture... I will come back, if you call me 是什么意思? --------(if,but,because)necessary ,i will come to help you. Will you still be there if i come back if i cant come back what will you do. If you go alone I will come with If you need someone to come along~I will come and keep you strong~ Mike will come if you invite him.Mike() come () you invite him. 英语翻译will you( ) ( ) ( )come? will you ( ) come? will you come Tonight you will come