2, broccoli.
Broccoli is a very popular vegetable, it is delicious, nutritious, and high medicinal value. Its vitamin C content is very rich, it is much higher than the content of chili peppers. It also has anti-cancer effects, its effects have been recognized by people around the world, broccoli's average nutritional value and prevention of disease far beyond other vegetables, ranked first.
Cauliflower vegetables do not only include the white cauliflower we see every day, in fact, it is a category that also includes other types, just from the broad name it is called cauliflower, so it is inevitable that people will be confused. In order to further understand the cauliflower vegetables are, many people want to know about the cauliflower knowledge, so that they can recognize a richer vegetable, usually can also eat more cauliflower vegetables.
Cases and reflections on the design of mathematics teaching in primary schools 1
Teaching objectives:
(1)