A．People can spray confine oxide on their car engines easily.
B．The material works as a pollution filter.
C．The material saves fuel for it reflects back the heat of burning fuel.
D．When burnt, the material will save fuel.

A.People
B.
B．The
C.
C．The
D.
D．When
E.


【参考答案】

C
解析：从女士的解释可知这种材料为confine oxide且不容易融化，一般人无法自行操作，故A)项被排除。......

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