Downloading the PDF file may be necessary.

Key and Important Questions from the Attached File:

1. Understanding Vocabulary and Expressions in Texts: Identifying precise word equivalents, analyzing alternative linguistic structures for different phrases.

2. Sentence Rewriting: Transforming sentence structures using given prompts, focusing on grammatical applications such as passive voice, conditional forms, and verb tense changes.

3. Reading Comprehension: Answering analytical and inferential questions based on the text, assessing the social and economic implications of discussed topics.

4. Discussion on Public Transport: Advantages and disadvantages of free urban transport, its impact on people′s habits, financial and environmental challenges.

5. Evaluating Opposing Viewpoints: Analyzing arguments for and against free public transport, considering alternative suggestions.

6. Proposing Alternative Solutions: Suggesting other methods to reduce private car usage, proposing sustainable transport policies.

For full details, downloading the PDF file is recommended.