经合组织的调查每三年进行一次，考察其15周岁的孩子的学习能力，这些孩子来自成员国及一些其他国家。
Every three years the OECD tests the academic abilities of 15-year-old children in its member states and some other countries.
第二件，两周前的石油输出国组织会议经分歧结束，其成员国不同意提高产量。
Second, an OPEC meeting two weeks ago ended in disarray, with members disagreeing about higher production.
今年是英联邦成立60周年，今天其成员国25岁以下人口超过10亿。这个组织将永远以强大和务实为原则。
It is 60 years since the Commonwealth was created and today, with more than a billion of its members under the age of 25, the organisation remains a strong and practical force for good.
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