绘本阅读The life cycle of butterfly（课件）牛津沪教版英语五年级下册

welcome Insects 昆虫约出现于3.5亿年前，经历了漫长的演化过程。 人类已知的昆虫约有100万种。 昆虫是动物界中最大的一个类群。 它们的踪迹几乎遍布世界的每一个角落。 What insect is it? I have six legs. I can fly. I like flowers. I am beautiful. What am I? ----butterfly I’m an insect. I have a head. I have a body. I have a pair of feelers.(触角) I have two pairs of wings.（翅膀） The life-cycle of butterfly 1 4 3 2 Listen and match Picture 1 What are on the leaf ? Who lays the eggs on a leaf ? What colour are the eggs ? What are on the leaf ? They are eggs. The butterfly lays eggs on a leaf. The eggs are small and white. Who lays eggs on a leaf? caterpillar What’s this? It’s a __________. _____ become small caterpillars. Picture 2 The eggs The caterpillar eats … At first,the caterpillar is _____ and ______. hungry He likes eating apples, pears,____,____,____ So the caterpillar is ________ and ________. big fat small Fill in the blanks What can you see in the picture? A cocoon. school food zoo moon noon Picture 3 hoop boost The __________makes a cocoon. A. butterfly B. caterpillar C. eggs caterpillar Look and Choose What is it going to be? ? Picture 4 The life-cycle of butterfly Look and say: A butterfly is an ____. It ___eggs on a leaf. The eggs are small and white. The eggs become small ____. The small caterpillars eat ____. They grow and grow. Now this caterpillar is ____and ___. It makes a little ____. It is a ____. The cocoon____. A butterfly _____out. The sun makes the butterfly ______. It is a______butterfly. The life-cycle of butterfly Look and say: A butterfly is an insect. It lays eggs on a leaf. The eggs are small and white. The eggs become small caterpillars. The small caterpillars eat leaves. They grow and grow. Now this caterpillar is big and fat. It makes a little house. It is a cocoon. The cocoon opens. A butterfly comes out. The sun makes the butterfly dry. It is a beautiful butterfly. Look and say butterfly cocoon caterpillars eggs The