1) Mr Potter repaired / had repaired his car yesterday. 2) Our grandma baked / had baked a carrot cake by 6 o’clock yesterday.

3) He wrote / had written an article by Monday morning.

4) Tim and Betsy had been / were in Peru three years ago.

5) Did you water / Had you watered the flowers the day before yesterday?

6) John read / had read a book by Agatha Christie by the 1st of November.

7) My brother had flown / flew to Berlin last spring.

8) The children cleaned / had cleaned the flat before their parents​

1We often do great harm to our environment Мы часто наносим вред окружающей среде
2 How can we protect it? Как мы можем защитить ее?
3 I’m sure that some of us don’t notice global problems which are taking place Я уверен, что некоторые из нас не замечают глобальные проблемы, которые сейчас имеют место
4 Has everyone heard about global warming, climate change, sea level rise, overpopulation? Слышал ли каждый о глобальном потеплении, изменении климата, увеличении уровня моря, перенаселения?
5 I think that we are more or less familiar with these issues Я думаю, что мы более или менее знакомы с этими вопросами
6 The problem is that we don’t pay enough attention to it Проблема в том, что часто мы уделяем достаточного внимания этому
7 Certainly, we need to think thoroughly about these problems Конечно, нам нужно тщательно подумать об этих проблемах
8 Let’s look at the problem of overpopulation Давайте взглянем на проблему перенаселения
9 How can we solve this problem? Как мы можем решить эту проблему?
10 We shouldn’t get married and have children, shouldn’t we? Нам не следует женить (выходить замуж) и иметь детей, не так ли?
11 Certainly not Конечно, нет
12 On the contrary, Russia has the opposite problem Наоборот, у России обратная проблема
Может

1) у тебя написано, 2) 1. doesn't get, 2. aren't, 3. don't go, 4. aren't. 3) 1. Does my sister get ... 2. Are they... 3. Do I go... 4. Are they 4) When does my sister ... marks? 2. Where are they ... now? 3. How do you go ... morning? 4. What are they drowing? 5) 1. Who get day? 2. Who is ... now? 3. Who go ... morning? 4. Who is ... now? 6) 1. My sister ... day, doesn't she? 2. They … now, aren't they? 3. I ... morning, don't I? 4. They ... now, aren't they?
И ещё слова drowing не существует проверь, а в 1-Ом предложении в слове get нужно поставить букву s в пунктах #1,5 и 6 ( тоже проверь )