3. tense. Identify the type of conditional. Which sentences need a comma? 9.6.9.1 Put the verbs in the correct When everyone in the village (have) clean drinking water we will start thìnking about building a new school. 2 If we 1 (not/find) a way to protect endangered species they will disappear. 3 If I were you (volunteer) for a charity this summer. 4 She (not/realise) poverty was a serious problem in the city if she hadn't visited the slums. 5 If the event had been advertised on social media we (raise) a lot more money. 6 There (be) fewer homeless people on the streets if we build more shelters. 7 The children. (not/learn) to read and write if they don't go to school 8 Unless we pro black rhinos they (become) extinct ​

1. This is a book. It is my book. 2. Is this your pencil? — No, it isn't my pencil, it is my sister's pencil. 3. I have a sister. My sister is an engineer. My sister's husband is a doctor. 4. I have no handbag. 5. She has got a headache. 6. Have they got a car? — Yes, they have. Their car is very expensive but reliable. 7. Have you got a calculator? — No, I haven't. 8. Is this a watch? — No, it isn't a watch, it's a pen. 9. This pen is good, and that pen is bad. 10. I can see a pencil on your table, but I can see no paper. 11. Give me a chair, please. 12, They have a dog and two cats. 13. I have a spoon in my plate, but I have no soup in it. 14. My friend says he is going to be a millionaire one day. 15. Would you like an orange? 16. Mr. Smith is an artist, Mrs. Smith is a poetes

Communication with animals develops responsibility in children. After all, the pet needs to be fed, walked, cleaned the pot, changed sawdust, etc.

Nowadays, the choice of a pet is no longer limited to a cat, dog or fish. In the pet store you can find many interesting and even exotic animals. A dog is man's best friend. Loneliness is not tolerated. Cats are distinguished by their affectionate and friendly disposition, independent and playful. Remember that responsibility for the animal will not appear in the child on its own; he needs to be taught to this, starting with the little things.