利率是一国政府调控宏观经济的重要杠杆。变动利率对经济影响的一般规律是（)。A．提高利率，储

Who took part in the massacre？

A．Officials.

B．Common soldiers.

C．The president.

D．Some foreigners.

Who took part in the massacre？

A．Officials.

B．Common soldiers.

C．The president.

D．Some foreigners.

All those people who took part in the study received vitamins and minerals.

A．Right

B．Wrong

C．Not mentioned

All those people who took part in the study received vitamins and minerals.

A．Right

B．Wrong

C．Not Mentioned

Persons who took part in the test were ________.

A．college students

B．twelve men

C．H.M. Clarke and his assistants

D．performers

Who took part in the study？

A．Teachers and parents.

B．Students and their teachers.

C．Students and their parents.

Who took part in the study？

A．Teachers and parents.

B．Students and their teachers.

C．Students and their parents.

The first woman who took part in the experiment

A．was interviewed by “The New York Times”.

B．remained in the laboratory till June 25th.

C．published some articles on the experiment.

D．found out how the biological clock works.

The first woman who took part in the experiment

A．was interviewed by The New York Times.

B．remained in the laboratory till June 25th.

C．published some articles on the experiment.

D．found out how the biological clock works.

The organizers of the competition hoped the schoolchildren who took part in would

A．become good designers for future Britain

B．invent something for immediate use

C．design something useful for the next day

D．win as many prizes as they could