小啄木鸟悠悠好学上进,从小立志当个优秀的“森林医生”。她刚学会飞行,就迫不及待地恳求妈妈教她给树木“治病”的方法。瞧,她正学着呢!什么时候用动词第三人称单数形式啄木鸟妈妈带着孩子,先来到了松树爷爷面前。松树爷爷喘着粗气说:“快,快帮我治治吧,我身上有两条‘害虫’呢!” Small woodpecker leisurely studious, childhood determined to be a good “forest doctor ”. She had just learned to fly and could not wait to beg her mother to teach her how to treat the tree. Look, she is learning it! When the verb third person singular form of woodpecker mother with children, first came to the pine grandfather. Pine grandfather gasping: “fast, help me to cure it, I have two ’pests’ it!”