feat: examples

ex/theme-08-this-these/practice-01.md

@@ -4,6 +4,8 @@ Source style: demonstrative choice and sentence completion.
 
 ### Exercise 1. Write this is or these are
 
+Example: one bag -> This is my bag.
+
 1. __________ my pencil.
 2. __________ my books.
 3. __________ an orange.
@@ -12,6 +14,8 @@ Source style: demonstrative choice and sentence completion.
 
 ### Exercise 2. Choose the correct word
 
+Example: apple / banana -> apple
+
 1. This / These are apples.
 2. This / These is my bag.
 3. This / These are my sisters.
@@ -19,6 +23,8 @@ Source style: demonstrative choice and sentence completion.
 
 ### Exercise 3. Match
 
+Example: 1 -> b
+
 1. This is
 2. These are
 3. This is

ex/theme-08-this-these/practice-02.md

@@ -4,6 +4,8 @@ Source style: picture sentence pattern and simple production.
 
 ### Exercise 4. Complete the sentence
 
+Example: This is my ___ . -> bag
+
 1. __________ my red pen.
 2. __________ green apples.
 3. __________ my school bag.
@@ -11,6 +13,8 @@ Source style: picture sentence pattern and simple production.
 
 ### Exercise 5. Choose the correct answer
 
+Example: Look at the task and write the answer.
+
 1. What is this?  
    a) This is a book. b) These are books.
 
@@ -22,6 +26,8 @@ Source style: picture sentence pattern and simple production.
 
 ### Exercise 6. Make a sentence
 
+Example: my / book -> My book.
+
 1. this / my / pencil  
    ____________________
 2. these / my / apples  

ex/theme-08-this-these/practice-03.md

@@ -2,6 +2,8 @@
 
 ### Exercise 7. Write this is or these are
 
+Example: one bag -> This is my bag.
+
 1. __________ a lamp.
 2. __________ my shoes.
 3. __________ a bottle.
@@ -9,6 +11,8 @@
 
 ### Exercise 8. Choose the correct word
 
+Example: apple / banana -> apple
+
 1. This / These are my keys.
 2. This / These is a poster.
 3. This / These are stickers.
@@ -16,6 +20,8 @@
 
 ### Exercise 9. Match
 
+Example: 1 -> b
+
 1. This is
 2. These are
 3. This is

ex/theme-08-this-these/practice-04.md

@@ -2,6 +2,8 @@
 
 ### Exercise 10. Complete the sentence
 
+Example: This is my ___ . -> bag
+
 1. __________ my red sock.
 2. __________ my new stickers.
 3. __________ a blue bottle.
@@ -9,6 +11,8 @@
 
 ### Exercise 11. Choose the answer
 
+Example: a) Yes, it is. b) Yes, they are. -> a)
+
 1. What is this?  
    a) This is a lamp. b) These are lamps.
 2. What are these?  
@@ -18,6 +22,8 @@
 
 ### Exercise 12. Make a sentence
 
+Example: my / book -> My book.
+
 1. this / a / poster  
    ____________________
 2. these / my / keys  

ex/theme-08-this-these/practice-05.md

@@ -2,6 +2,8 @@
 
 ### Exercise 13. Match the thing and the sentence
 
+Example: 1 -> b
+
 1. one lamp
 2. two cookies
 3. one bottle
@@ -14,6 +16,8 @@ d. These are cookies.
 
 ### Exercise 14. Choose
 
+Example: apple / banana -> apple
+
 1. This is / These are my coin.
 2. This is / These are my shoes.
 3. This is / These are a shelf.
@@ -21,5 +25,7 @@ d. These are cookies.
 
 ### Exercise 15. Write one answer
 
+Example: What are these? -> These are books.
+
 1. What is this? (one lamp) __________
 2. What are these? (two cookies) __________

ex/theme-08-this-these/practice-06.md

@@ -2,18 +2,24 @@
 
 ### Exercise 16. Write this is or these are
 
+Example: one bag -> This is my bag.
+
 1. __________ my bag.
 2. __________ my books.
 3. __________ an apple.
 
 ### Exercise 17. Choose
 
+Example: apple / banana -> apple
+
 1. This / These are my shoes.
 2. This / These is a lamp.
 3. This / These are cookies.
 
 ### Exercise 18. Match
 
+Example: 1 -> b
+
 1. This is
 2. These are
 3. This is
@@ -24,12 +30,16 @@ c. my shoes.
 
 ### Exercise 19. Complete
 
+Example: ___ my book. -> This is
+
 1. __________ my blue poster.
 2. __________ my socks.
 3. __________ a red bottle.
 
 ### Exercise 20. Make a sentence
 
+Example: my / book -> My book.
+
 1. these / my / cookies  
    ____________________
 2. this / a / key  
@@ -37,6 +47,8 @@ c. my shoes.
 
 ### Exercise 21. Choose the answer
 
+Example: a) Yes, it is. b) Yes, they are. -> a)
+
 1. What is this?  
    a) This is a lamp. b) These are lamps.
 2. What are these?  
@@ -44,12 +56,16 @@ c. my shoes.
 
 ### Exercise 22. Choose
 
+Example: apple / banana -> apple
+
 1. This is / These are my coins.
 2. This is / These are a shelf.
 3. This is / These are my bottles.
 
 ### Exercise 23. Match
 
+Example: 1 -> b
+
 1. one shoe
 2. two keys
 3. three stickers
@@ -61,3 +77,6 @@ c. These are stickers.
 ### Exercise 24. Write one answer
 
 What are these? (three stickers) __________
+
+Example: What are these? -> These are books.
+