lesson 21 grammar

docs/howtostudykorean/unit-1/03-verbs.md

@@ -1229,7 +1229,7 @@ It is also commonly used to indicate that one “holds” an event where many pe
 
 Notes:
 
-This word can only be used to say that you want a noun. You cannot say that you want to do a verb using 원하다. In order to say “I want to do…” see [Lesson 17](https://www.howtostudykorean.com/unit1/unit-1-lessons-17-25-2/lesson-17/).
+This word can only be used to say that you want a noun. You cannot say that you want to do a verb using 원하다. In order to say “I want to do…” see [Lesson 17](./17-connecting-want.md).
 
 Examples:
 
@@ -1330,7 +1330,7 @@ Example:
 
 Notes:
 
-좋다 is an adjective that means “good.” 좋아하다 is a verb that means “like.” For more information, see [Lesson 15](https://www.howtostudykorean.com/unit1/unit-1-lessons-9-16/lesson-15/).
+좋다 is an adjective that means “good.” 좋아하다 is a verb that means “like.” For more information, see [Lesson 15](./15-good-carry-similar.md).
 
 Examples:
 
@@ -1500,7 +1500,7 @@ Example:
 
 The pronunciation of this word is closer to “조타”
 
-Notes: Although this translates to “good,” it is often used to say that one “likes” something. The grammar for this is taught in [Lesson 15](https://www.howtostudykorean.com/unit1/unit-1-lessons-9-16/lesson-15/).
+Notes: Although this translates to “good,” it is often used to say that one “likes” something. The grammar for this is taught in [Lesson 15](./15-good-carry-similar.md).
 
 Examples:
 
@@ -1656,7 +1656,7 @@ We will get into more complicated particles in later lessons, but here I want to
 Korean adjectives, just like Korean verbs are placed at the end of a sentence. The main difference between verbs and adjectives is that an adjective can never act on an object. Notice, in the sentences below that there is no object being acted on.
 Adjectives are very easy to use. Just put them into the sentence with your subject. (Remember that the examples in parentheses show sentences that have been conjugated which you have not learned yet.)
 
-_Note that due to weird Korean grammatical rules regarding adjectives, the un-conjugated sentences below are actually grammatically correct as they are. Therefore, we provided audio examples for the un-conjugated sentences and not the conjugated sentences (although all are correct). You will learn about this weird rule and how to conjugate adjectives in [Lesson 5](https://www.howtostudykorean.com/unit1/unit-1-lessons-1-8/unit-1-lesson-5/)._
+_Note that due to weird Korean grammatical rules regarding adjectives, the un-conjugated sentences below are actually grammatically correct as they are. Therefore, we provided audio examples for the un-conjugated sentences and not the conjugated sentences (although all are correct). You will learn about this weird rule and how to conjugate adjectives in [Lesson 5](./05-tenses.md)._
 
 - 나는 아름답다 <AudioButton src="https://www.howtostudykorean.com/wp-content/uploads/2014/01/Lesson-3-8.mp3" /> = <span class="md spoiler">I am beautiful</span>
   - (나는 아름다워 / 저는 아름다워요)