The maiidea of the passage is about _________________.( ) ·environment protection ·the project of Schoolyard Habitats ·outdoor curricula ·educatiooenvironment
答案是:单选题 ·local plants and animals ·6. ·make students understand their positive influence on the environment ·The Schoolyard Habitats will work in agreement with the existing curricula. ·the project of Schoolyard Habitats