听力原文： A twenty-year action plan for cutting the rate of world population growth is expected to win wide approval today in Cairo. Delegates at the UN-sponsored conference on population complete the final talks on the plan Monday. The document is non-binding but it will serve as a guideline for countries and states that fund health care and family planning programs. The world population of 5.7 billion currently is growing at more than 90 million a year.
Who sponsored the conference on population？
A. Cairo.
B. The United Nations.
C. The World Bank.
D. The World Health Organization.
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On which of the following assumptions is based the belief, that tree-ring thicknesses show
A. Solar-activity cycle existed m its present form. during the period in question.
B. Average tree-ring thickness varies from species to species.
C. Tree-ring thickness varies with changes in terrestrial climate.
D. Both terrestrial climate and solar-activity cycle randomly affect tree-ring thickness.
第一次提出科学发展观是党的哪次会议（）
A. 十六届三次会议
B. 十六届四次会议
C. 十六届五次会议
D. 十五届五次会议
按照“有借必有贷，借贷必相等”的记账规则，经济业务的发生可能要以同样金额记录一个账户的借方和同一个账户的贷方。()
A. 正确
B. 错误
会计核算以人民币作为记账本位币。业务收支以人民币以外的货币为主的企业，可以选择其中的一种货币作为记账本位币，但是编报的财务会计报告应当折算为人民币。()
A. 正确
B. 错误
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