单项选择题

A．He has promised to keep smoking cigarettes.
B．He’s gained a profit from his business.
C．Cigarettes become cheaper recently.
D．He guesses that smoking releases anxiety.
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单项选择题
A study was carried out by Britain's NCC to ______.
A．find out how many claims made by products fail to meet environmental standards
B．inform the consumers of the environmental impact of the products they buy
C．examine claims made by products against ISO standards
D．revise the guidelines set by the International Standards Organization
单项选择题
It can be inferred from the passage that the lobby group Consumer International wants to ______.
A．make product labeling satisfy ISO requirements
B．see all household products meet environmental standards
C．warn consumers of the danger of so-called green products
D．verify the efforts of non-polluting products
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