根据首字母或中文提示提示写出句中所缺单词，注意使用正确形式
【小题1】They took the children on field trips to oobserve plants and animals.
【小题2】Mr Wang ssupports his family by teaching evening classes.
【小题3】His encouraging speech iinspired us to try again and never to give up.
【小题4】Every morning little Peter ddelivers newspapers from house to house. In this way, he can earn his school fees.
【小题5】 Yuan Longping had sstruggled for decades to find out a way to increase rice harvests and eventually he succeeded.
【小题6】Some people began to buy the new house because the price has been rreduced .
【小题7】Scientists have made many important discoveries (探索，发现).
【小题8】Jane Goodall tried to make the rest of the world understand and respect (尊重) the life of these animals.
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解析：【小题1】observe “他们带着学生实地考察来观察动植物。”观察observe
【小题2】supports “王老师靠在夜校上课来养家”养家 support the family.
【小题3】inspired “他的鼓志演讲激励我们再次尝试，别放弃。”激励inspire 注意时态。
【小题4】delivers “小彼得每天给这条街上不同的人家送报纸来挣学费。”deliver 递送， 主语为单数， 动词单三。
【小题5】struggled “袁隆平斗争了几十年来找增产的方法，最终他成功了。”struggle to do sth 挣扎着做某事。注意时态。
【小题6】reduced “有些人因为价格已下降而开始购买新房子”reduce 下降被动
【小题7】discoveries “科学家作出了许多重大发现”发现discovery 复数
【小题8】respect “珍·古道尔试图让世界上其他人都理解和尊重这些动物的生活。”respect尊重