diff --git a/1000-hours/sounds-of-american-english/2.4.1-stop.md b/1000-hours/sounds-of-american-english/2.4.1-stop.md
index 3bb79f96..ce5f5bbc 100644
--- a/1000-hours/sounds-of-american-english/2.4.1-stop.md
+++ b/1000-hours/sounds-of-american-english/2.4.1-stop.md
@@ -75,4 +75,4 @@ The distinction between *stop* and *pause* can be clarified by whether or not on
 > * 意群之间的**暂停**（*pause*）是可以换气的 —— 当然若非必要也可以不换气；
 > * A *pause* typically happens between meaning groups, where you have the opportunity to take a breath - although it's not always necessary to do so.
 
-[^1]: This audio clip is extracted from the Audible edition of *Knowledge and Decisions* by Thomas Sowell.
\ No newline at end of file
+[^1]: This audio clip is extracted from the Audible edition of *Knowledge and Decisions* by Thomas Sowell.