My young brother couldn't work out the answer and ( ) 为什么填“n

My young brother couldn't work out the answer and ( ) 为什么填“n I'm ashamed that I couldn't work out the problem,___ my clas i couldn't hear the actors,because a young man and a young w The little girl couldn't work the problem out.She wasn't ___ 英语句子 If you don't help me ,I couldn't work out the math prob The little girl couldn't work out the problem.she wasn't___c My brother chould not work put the answer and_____ 选择A .so c 同义句：Tom told his teacher he couldn't work out the probloms. I couldn't find another way ____ the problem A to work out B He couldn't work out the math problem.(改为同义句) He ____ ____ _ They boy said ________ couldn’t he work out the problem but ___professor as he was,he couldn' t work out the problem at