Directions: For this part, you are allowed 30 minutes to write a composition of no less than 150 words under the title of "A Teacher I Love." You are advised to avoid using any stereotyped expressions or sentences, such as "last but not the least."

A. introduce a new way of forecasting the weather
B. compare the existing ways of forecasting the weather
C. point out the need for improvement in weather forecast
D. analyze the technological development in weather forecast