Imagine you work for an environmental group. Use the pictures and the texts to make a speech to your classmates
about the importance of not buying illegal souvenirs. Use should/
shouldn't.
You shouldn't buy bracelets and necklaces made from ivory.
​

1. usually boys place chairs to a lesson of english language. 2. at you the interesting cultural program. 3. we can invite group of pupils (students) of 11 persons to a lesson of drama art. 4. you will remain after mathematics? 5. boys from our school have agreed will meet at 2 o'clock in the afternoon.

1. he used to be very lazy.2. did you use to have a motorbike? 3. she didn't use to be so bad-tempered4. the didn't use live in a village.5. there used to be a church in that stret.6. did she use to go to a different school?

1. you should  try to find out as many facts as possible about this expedition to the antarctic. 2. the team of experts is to analyze the present situation connected with our city's ecological problems. 3. the young engineer was allowed to apply the mobile equipment in his field experiments. 4. this production process had to be further improved by new technical means. 

1. вы должны попытаться узнать так много фактов насколько возможно об этой экспедиции в антарктику. 2. команда экспертов должна проанализировать текущую ситуацию, связанную с экологическими проблемами нашего города. 3. молодому инженеру разрешили применить мобильное оборудование в его полевых экспериментах. 4. этот производственный процесс должен был быть далее улучшен новыми техническими средствами. 

вроде правильно, но не уверена, а перевод  

1. have you been saving

2.  have you saved

3. have you been buying

4. have you bought

5. have you been doing

6. have done

7. has been writting

8. has played

9. have been saving