They forget how much tourism can help the country’s economy这句话怎么翻译,how much充当什么成分

They forget how much tourism can help the country’s economy这句话怎么翻译,how much充当什么成分 how much are they how much they paid how much ( ) are they how much ( ) are they they ( )40yuan How much are they?= How much ___they____? How much are They,re five How much are they?的中文是什么 How much are they 的意思 How much are they?的中文是什么 How much are they的解释 They tell me how much you How much do they coat?同义句 连词成句 they,are,much,how How much money are they?英语改错 How much do they cost对还是how much are the cost对How much do they cost对还是how much are they cost对 how much are they ,how much they are都可以做提问? How much/How many are they?Three pages.