这些机构的共同目标是通过把发达国家的资金输送到发展中国家，帮助这些国家提高生活水平。

这些机构的共同目标是通过把发达国家的资金输送到发展中国家，帮助这些国家提高生活水平。
【正确答案】：The common objective of these institutions is to help raise standards of living in developing countries ( 2 分) by channeling financial resources to them from developed countries.