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?

问题描述:

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...