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苏教版《向沙漠进军》一文首句是:“沙漠是人类最顽强的自然敌人之一。”课后就此设置的练习是:“最”表示沙漠危害人类的程度怎样?“之一”能不能丢掉?在教学中稍加引导,学生便不难理解沙漠对人类危害程度之严重,而且也能知道除了沙漠对人类有极大危害之外,还有冰雹、地震、火
The first sentence of the Jiangsu Education Edition “Towards the Desert” is: “The desert is one of mankind’s most stubborn natural enemies.” After class, this exercise is set up as follows: “What is the best” means that the degree of desert harm to humans? Can not lose? In teaching a little guide, students can easily understand the extent of the desert harm to mankind is serious, but also know that in addition to the desert has great harm to humans, there are hail, earthquake, fire