单项选择题

What caused the scientists of Sydney University to conduct the investigation

A．A chance encounter with music-playing cars.
B．A proposal by the European Congress of Psychology.
C．An experience of traveling in music-playing vehicles.
D．The growing number of traffic accidents.

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单项选择题

Where was the experiment carried outA) In a crowded street. C) In a laboratory.B) At crossroads. D) At a police station.

A．Where was the experiment carried out
B．In a crowded street.
C．At crossroads.
D．In a laboratory.
E．At a police station.

单项选择题

Which of the following is the best title of this passageA) Music and Psychology C) Music -- a New Cause of Traffic AccidentsB) How to Drive Safely D) Musical Effect on Drivers

A．Which of the following is the best title of this passage
B．Music and Psychology
C．How to Drive Safely
D．Music -- a New Cause of Traffic Accidents
E．Musical Effect on Drivers