I don't know how they deal with the problem=I don't know （ ）

I don't know how they deal with the problem=I don't know （ ） I don't know （ ） with the problem.A what to deal B how to de 改为同义句：I don't know how I will deal with the problem. I don't know how to deal with the problem改为同义句? deal know don't to with the I how problem如何连成句子 I don't know how to deal with the trouble.(同义句） I don't know I don't know how to deal with my family problem.Can you give 这个是那种从句?i don't know how to deal with some problem. i don't know how to deal with it同义句 i don't know ( )( )( )( 将I don't know what I should do to deal with the problem 改成简单 I don't know how to deal with it? I don't know how to deal with customers _____ they make a re