Adapted practice prompt

rental company

You are a university student. staff were helpful and the bicycle was comfortable, but the return instructions were unclear. Write an email to City Bike Rentals to thank the company and recommend clearer written directions.

In your email, do the following:

1. 1Express appreciation and identify a specific strength.
2. 2Describe one issue or area that could improve.
3. 3Offer a constructive and realistic suggestion.

根据主题改编，非 ETS 官方原题。