fix

ex/theme-03-numbers-0-12/practice-02.md

@@ -4,7 +4,7 @@ Source style: choose, missing letters, and simple questions.
 
 ### Exercise 4. Choose the correct word
 
-Example: apple / banana -> apple
+Example: 2 = two / ten -> two
 
 1. 2 = two / ten
 2. 8 = eight / one
@@ -13,7 +13,7 @@ Example: apple / banana -> apple
 
 ### Exercise 5. Complete the word
 
-Example: r e _ -> red
+Example: t _ o -> two
 
 1. o _ e
 2. t _ o
@@ -23,7 +23,7 @@ Example: r e _ -> red
 
 ### Exercise 6. Answer
 
-Example: How many apples? 🍎🍎 -> two
+Example: What number is this: 2? -> two
 
 1. What number is this: 0? __________
 2. What number is this: 7? __________