A/an/come /any когда и где вписываются? ​

the teenage period is the most important in our life. at this age people form their characters, interests. this time people especially need good advices and cure. it's a period when the person isn't a child, but he is becoming an adult. there are a lot of teenage problems. for example smoking, drugs, alcohol, generation gap. everybody knows them, but not everybody wants to pay attention on them. nowadays i think we should to do it. we should to spend special disscussion on this theame in inducation institution, to toughen punishment measures, but at the same time not to make them to do something.

1.when the bell rang the children  ran into the classroom and took their seats.

2. when i opened the door, the lesson  began and the teacher was  explaining something to the class  

3.before we  took the boy to the theatre he  had never    seen a play.

4.i  was  cleaning  the carpet when the dog came and  shook himself

5.by the time we had  arrived the party had  already finished

6.-what were you doing when i called you? - i was cooking

1. ann has got a cat. -  ann`s cat is brown.

2. sam has got a rabbit. -  sam`s  rabbit is  white.

3. tim has got a bag. - tim`s bag is red.

4. pam has got a hat. - pam`s hat is purple.

5. jim has got a stick. - jim`s stick is black