书城教材教辅科学读本(英文原版)(套装1-6册)
47723000000305

第305章 第三册(130)

""All I do know is that when at length I woke up, I was no longer a crawling larva, nor was I a pupa, but I found myself furnished with the most beautiful wings. I could fly. I was never more to crawl like an ugly worm. I can"t tell you the joy I felt.

""Well, I soon began to feel my appetite, but I had now quite a loathing for those nasty cabbage- leaves and green food. Something-I can"t tell what it was-seemed to urge me to go to the flowers. I went, and then I found I had a beautiful trunk for sucking up the sweet juice of the flowers. This has been my food ever since.

""I have been so happy, but I begin to feel it will soon end. I must go and lay my eggs in that cabbage, and then I fear it will be all over with me.""SUMMARY

Insects come from eggs, laid by the parent, in the midst of some substance which will serve for food. The larva, or grub, comes from the egg, and feeds voraciously till it reaches its full size. It then changes to the "pupa" form, from which it emerges as a perfect insect.

Parts of a Plant

"Do you remember the difference between a mineral and a plant, Norah?" asked Willie.