【正文】
paratives and superlatives. Ⅱ .Teaching Keys Vocabulary: the Earth the moon the sun stars. Furthest nearest heaviest lightest. Sounds and words: leaves living room lion lemon lamp light. Ⅲ .Teaching Difficult Points. Vocabulary and sounds. Ⅳ .Teaching procedure Step one : Revision. Review Vocabulary and target. Step two: Presentation.