Questions 22 to 25 are based on the conversation you have just heard.

A．She will help him.
B．She finished hers two days ago.
C．She completed her work very quickly.
D．She is still doing the project.

A．By turning the intensity of sunshine into maps.
B．By analyzing the recent weather report.
C．By capturing the microwave radiation from rte soil.
D．By analyzing information provided by ground observation centers.