单项选择题

A．Bill is more cheerful than John.
B．John is more intelligent than Bill.
C．Bill is much nicer than John.
D．John is friendlier than Bill,
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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 se-called green products
D．verify the efforts of non-polluting products
单项选择题
According to the passage, the NCC found it outrageous that ______.
A．all the products surveyed claim to meet ISO standards
B．the claims made by products axe often unclear or deceiving
C．consumers would believe many of the manufactures' claims
D．few products actually prove to be environment friendly
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