feat: examples

ex/theme-11-negatives/practice-04.md

@@ -2,6 +2,8 @@
 
 ### Exercise 10. Complete the sentence
 
+Example: This is my ___ . -> bag
+
 1. It __________ blue.
 2. I __________ at the bus stop.
 3. They __________ hot.
@@ -16,6 +18,8 @@ Words:
 
 ### Exercise 11. Short answer
 
+Example: Are you OK? -> Yes, I am.
+
 1. Are you cold? __________
 2. Is it red? __________
 3. Has she got a cookie? __________
@@ -23,6 +27,8 @@ Words:
 
 ### Exercise 12. Complete the mini-dialogue
 
+Example: A: Are you OK? B: Yes, I am.
+
 1. A: Is he at home?  
    B: No, he __________.
 2. A: Have you got milk?