Passage One
Questions 26 to 29 are based on the passage you have just heard.

A．He will not continue with the experiment today.
B．He will work on the experiment without the woman.
C．He does not know when the experiment will be finished.
D．He will spend more hours on the experiment.

A．People can spray coniine 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.