feat: examples

ex/theme-12-classroom-phrases/practice-01.md

@@ -4,6 +4,8 @@ Source style: survival English and mini-class dialogues.
 
 ### Exercise 1. Match the phrase and the meaning
 
+Example: 1 -> b
+
 1. Excuse me.
 2. I don’t understand.
 3. Can you repeat that, please?
@@ -18,6 +20,8 @@ e. I do not understand.
 
 ### Exercise 2. Choose the correct phrase
 
+Example: Look at the task and write the answer.
+
 1. You want to ask politely.  
    Excuse me. / Goodbye.
 
@@ -32,6 +36,8 @@ e. I do not understand.
 
 ### Exercise 3. Complete the phrase
 
+Example: Look at the task and write the answer.
+
 1. Excuse __________.
 2. I don’t __________.
 3. Can you repeat that, __________?

ex/theme-12-classroom-phrases/practice-02.md

@@ -4,6 +4,8 @@ Source style: controlled dialogue completion.
 
 ### Exercise 4. Complete the mini-dialogue
 
+Example: A: Are you OK? B: Yes, I am.
+
 1. A: What’s this in English?  
    B: It’s a pen.
 
@@ -15,6 +17,8 @@ Source style: controlled dialogue completion.
 
 ### Exercise 5. Write the correct phrase
 
+Example: You want to ask politely. -> Excuse me.
+
 1. You do not know the meaning.  
    __________________________
 
@@ -26,6 +30,8 @@ Source style: controlled dialogue completion.
 
 ### Exercise 6. Put the words in order
 
+Example: Look at the task and write the answer.
+
 1. this / in / English / What’s  
    __________________________
 2. repeat / please / that / Can / you  

ex/theme-12-classroom-phrases/practice-03.md

@@ -2,6 +2,8 @@
 
 ### Exercise 7. Match the phrase and the situation
 
+Example: 1 -> b
+
 1. Open your notebook.
 2. Close the book.
 3. Look at the board.
@@ -14,6 +16,8 @@ d. 📕
 
 ### Exercise 8. Choose the correct phrase
 
+Example: Look at the task and write the answer.
+
 1. You want to see the teacher’s page again.  
    Can you repeat that, please? / Goodbye.
 2. You want to ask politely.  
@@ -23,6 +27,8 @@ d. 📕
 
 ### Exercise 9. Complete the phrase
 
+Example: Look at the task and write the answer.
+
 1. Open your __________.
 2. Look at the __________.
 3. Write the __________.

ex/theme-12-classroom-phrases/practice-04.md

@@ -2,6 +2,8 @@
 
 ### Exercise 10. Complete the mini-dialogue
 
+Example: A: Are you OK? B: Yes, I am.
+
 1. A: What’s this in English? (eraser)  
    B: It’s an __________.
 
@@ -13,6 +15,8 @@
 
 ### Exercise 11. Match
 
+Example: 1 -> b
+
 1. Excuse me.
 2. I don’t understand.
 3. Can you repeat that, please?
@@ -25,6 +29,8 @@ d. I do not understand.
 
 ### Exercise 12. Put in order
 
+Example: my / bag -> my bag
+
 1. the / open / notebook  
    ____________________
 2. at / board / the / look  

ex/theme-12-classroom-phrases/practice-05.md

@@ -2,6 +2,8 @@
 
 ### Exercise 13. Choose the answer
 
+Example: a) Yes, it is. b) Yes, they are. -> a)
+
 1. Teacher: Open your book.  
    a) OK. b) Blue.
 2. Teacher: Look at the board.  
@@ -11,6 +13,8 @@
 
 ### Exercise 14. Write the correct phrase
 
+Example: You want to ask politely. -> Excuse me.
+
 1. You do not understand.  
    __________________________
 2. You want the teacher to say it again.  
@@ -20,6 +24,8 @@
 
 ### Exercise 15. Match the object and the word
 
+Example: 1 -> b
+
 1. eraser
 2. notebook
 3. pencil case

ex/theme-12-classroom-phrases/practice-06.md

@@ -2,6 +2,8 @@
 
 ### Exercise 16. Match
 
+Example: 1 -> b
+
 1. Excuse me.
 2. Open your book.
 3. Look at the board.
@@ -12,6 +14,8 @@ c. 🟩
 
 ### Exercise 17. Choose
 
+Example: apple / banana -> apple
+
 1. You do not understand.  
    I don’t understand. / Goodbye.
 2. You want the teacher to say it again.  
@@ -21,12 +25,16 @@ c. 🟩
 
 ### Exercise 18. Complete the phrase
 
+Example: Look at the task and write the answer.
+
 1. Look at the __________.
 2. Open your __________.
 3. Write the __________.
 
 ### Exercise 19. Match
 
+Example: 1 -> b
+
 1. repeat
 2. spell
 3. write
@@ -37,6 +45,8 @@ c. put words on paper
 
 ### Exercise 20. Put in order
 
+Example: my / bag -> my bag
+
 1. your / open / book  
    ____________________
 2. the / board / at / look  
@@ -44,6 +54,8 @@ c. put words on paper
 
 ### Exercise 21. Choose the answer
 
+Example: a) Yes, it is. b) Yes, they are. -> a)
+
 1. Teacher: Write the word.  
    a) OK. b) Seven.
 2. Teacher: Close the notebook.  
@@ -51,6 +63,8 @@ c. put words on paper
 
 ### Exercise 22. Match
 
+Example: 1 -> b
+
 1. notebook
 2. eraser
 3. pencil case
@@ -61,6 +75,8 @@ c. to clean pencil
 
 ### Exercise 23. Complete the mini-dialogue
 
+Example: A: Are you OK? B: Yes, I am.
+
 1. A: What’s this in English?  
    B: It’s a __________.
 2. A: Can you repeat that, please?  
@@ -70,3 +86,6 @@ c. to clean pencil
 
 You do not understand.  
 ____________________
+
+Example: Look at the task and write the answer.
+