📝 Update docs (#11603)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

docs/en/docs/async.md

@@ -222,7 +222,7 @@ All of the cashiers doing all the work with one client after the other 👨‍
 
 And you have to wait 🕙 in the line for a long time or you lose your turn.
 
-You probably wouldn't want to take your crush 😍 with you to do errands at the bank 🏦.
+You probably wouldn't want to take your crush 😍 with you to run errands at the bank 🏦.
 
 ### Burger Conclusion
 

docs/en/docs/tutorial/first-steps.md

@@ -325,6 +325,6 @@ There are many other objects and models that will be automatically converted to
 
 * Import `FastAPI`.
 * Create an `app` instance.
-* Write a **path operation decorator** (like `@app.get("/")`).
-* Write a **path operation function** (like `def root(): ...` above).
-* Run the development server (like `uvicorn main:app --reload`).
+* Write a **path operation decorator** using decorators like `@app.get("/")`.
+* Define a **path operation function**; for example, `def root(): ...`.
+* Run the development server using the command `fastapi dev`.