What are the changed capital letters?

Make the following sentences:

1. As a primary school student, I would like to be a superhero, protect the safety of the city, protect the stability of the country and society, and make the country more prosperous.

My mother will use magic to turn ordinary flour into delicious cakes. All ingredients can become delicious in my mother's hands. I like to eat the dishes cooked by my mother best.

After the rain, rainbows appeared in the sky, making the sky colorful. I counted the colors of the rainbow carefully. There are really seven colors, like the colors drawn by my watercolor pen, which are very beautiful.

Plants have experienced four seasons, from winter to spring and from summer to autumn. After the change of four seasons, plants have accumulated enough strength to reproduce new life and make the world full of vitality.

In cold weather, we can put on warm clothes, prevent colds, protect ourselves, don't let busy parents worry, don't delay our study, and strive to become the flowers and pillars of the country in the future.

Pronunciation and usage of variant characters

1, inflected font and pronunciation: the pinyin of inflected characters is biàn, which consists of two radicals. The changing glyph represents the change or transformation of things.

2. Polysemous words with variant characters: Variant characters have many different meanings and usages, which can indicate the change, transformation, change, difference or diversity of things. The specific meaning depends on the context.

3. Usage of Variants in Mathematics: Variants are often used to represent variables in mathematics. For example, letters in algebraic expressions usually represent unknowns or variable values. These unknowns are called variables.

Application in science and nature: the change of words can also be used to describe the changes in nature, such as meteorological changes, seasonal changes, chemical reactions, biological evolution and so on. It emphasizes the different states of things under the changes of time or conditions.

4. Idioms and proverbs with changing words: Changing words also appear in many idioms and proverbs, such as impermanence (meaning things are changeable) and aggravation (meaning things are getting worse).