任务三:阅读短文,梳理母鸡妈妈做事的过程,用“be doing...but...”句型补全下列句子,每空一词。
1. Mother Hen with her chicks on the grass, the chicks feel hungry soon.
2. She a grain of wheat and asking chicks to plant it, the lazy chicks refuse to do it.
3. She a lot of wheat months later, the chicks still don't help her.
4. She to make bread and asks for help, the chicks do nothing for her.
5. She the warm bread, she doesn't give any to her chicks.

1. is; playing; but
2. is; holding; but
3. is; harvesting; but
4. is; trying; but
5. is; making; but

本题要求使用"be doing...but..."句型完成句子，主语Mother Hen和She都是第三人称单数，对应的be动词用is，结合故事语境填写符合语义的现在分词，最后用but体现转折逻辑，每空一词：
1. 第一空填be动词is，第二空填playing，play with是固定搭配意为“和……玩耍”，符合母鸡和小鸡在草地上玩耍的语境，第三空填转折连词but。
2. 第四空填be动词is，第五空填holding，意为“拿着”，符合母鸡拿着麦粒叫小鸡播种的语境，第六空填转折连词but。
3. 第七空填be动词is，第八空填harvesting，意为“收获”，符合几个月后母鸡收获大量小麦的语境，第九空填转折连词but。
4. 第十空填be动词is，第十一空填trying，try to do sth.是固定搭配意为“尝试做某事”，符合母鸡尝试做面包寻求帮助的语境，第十二空填转折连词but。
5. 第十三空填be动词is，第十四空填making，make bread是固定搭配意为“做面包”，符合母鸡做好热面包的语境，第十五空填转折连词but。