请问以下句子语法正确吗?顺便问,有免费的雅思作文批改的么?

请问以下句子语法正确吗?顺便问,有免费的雅思作文批改的么?
1.Poverty has become one of the most significant challenge in many developing countries is facing.
2.Of course ,money definitely can help the country out of urgent problems .
2.Therefore ,of course ,money definitely can help the country out of urgent problems .这样表述的行吗?

1.Poverty has become one of the most significant challenge in many developing countries is facing. 贫穷已成为发展中国家正在面对的一个极其严峻的挑战.2. Therefore ,of course , money definitely can help the country get rid of urgent problems .因此,钱当然会帮助这个国家摆脱急迫的难题.out of 改为get rid of.help……get rid of……,帮助……摆脱…….希望对你有所帮助.学习进步、快乐!