Special topics and Chinese practical activities. (8 points) Small problem 1: As the saying goes, "Red flowers are good, but they need green leaves to support them." Leaves are always silent in nature.

Special topics and Chinese practical activities. (8 points) Small problem 1: As the saying goes, "Red flowers are good, but they need green leaves to support them." Leaves are always silent in nature.

Question 1: regulating climate and purifying environment; Provide food and energy for mankind; Can be used as beverage, feed and processed into medicinal materials; Test air pollution; Bionic materials in architecture; As writing paper and process materials; Explore mineral deposits, forecast weather, earthquakes, etc.

Question 1: omitted

Question 1: omitted

Question 1: This question examines the function of "leaves". According to the research on the topic of "leaf", we will talk about what contribution "leaf" has made to mankind.

Question 1: This topic is oral communication. Address (1), care (1), respect, admiration or praise (1).

Question 1: This question examines the writing ability of propaganda slogans. Written around the safety of students' lives, the language is concise and fluent.