The colder the weather.

As the weather gets colder, there are fewer and fewer leaves on the trees.

Keywords: together with, in sync with, immediately after. Weather: weather, elements, sky. More and more: more and more, along. Leaves, leaves, playing cards Less and less, less and less, less and less

This sentence is a simple English declarative sentence, mainly using the simple present tense. In English, the simple present tense is used to describe frequent actions or states, or to express universal truth.

In this sentence, with the cold weather, leaves on trees become a common phenomenon, so the simple present tense is used.

Matters needing attention in learning English well are as follows:

1. Establish study habits: set aside some time to learn English every day to keep continuity and regularity. You can make a study plan for yourself, allocate your study time to listening, speaking, reading and writing, and practice all kinds of skills in a balanced way.

2. Extensive exposure to English: Listen and read English as much as possible. You can improve your English listening and reading ability by watching English movies, listening to English songs and reading English materials. Make use of all kinds of resources to expand the opportunities of exposure to English.

3. Practice oral English: communicate with others as much as possible and practice oral expression. You can join an English corner to meet native English speakers, or join a language exchange group to improve your oral English through real communication. You can also imitate and read spoken English materials and train pronunciation and oral expression.

4. Writing practice: write more English compositions, diaries or blogs to exercise English writing ability. Online writing tools and grammar proofreading software can be used to improve the accuracy and fluency of writing.