Complete the sentences with the Present Perfect form of the verbs in brackets

a. you ever (write) to the president?
b. She never (be) to Vienna.
c. They (read) six books this month.
d. Margaret just (finish) her exams.

2. I had been waiting for him for 20 minutes when I realised that I was in the wrong restaurant.
3. At the time the factory closed down, Sarah had been working there for five years.
4. The orchestra had been playing for ten minutes when a man in the audience suddenly began shouting. 
5. I had been walking along the road for five minutes when I saw a monster. 

16.3

1. It was very noisy next door. Our neighbours were having a party.
2. We were good friends. We had known each other for a long time.
3. John and I went for a walk. I had difficulty keeping up with him because he was walking so fast.
4. Mary was sitting on the ground. She was out of breath. She had been running.
5. When I arrived, everybody was sitting round the table with their mouths full. They were eating.
6. When I arrived, everybody was sitting round the table and talking. Their mouths were empty but their stomachs were full. They had eaten.
7. Jim was on his hands and knees on the floor. He was looking for his contact lens.
8. When I arrived, Kate was waiting for me. She was rather annoyed with me because I was late and she had been waiting for a very long time.
9. I was sad when I sold my car. I had had it for a very long time.
10. We were extremely tired at the end of the journey. We had been travelling for more than 24 hours.

1-не сказано, что его братья и сестры начали работать будучи детьми

2-нет, он учился по вечерам и выходным дням - Though he had twelve-hour working days, David studied at school during the evenings and weekends.

3-да-Livingstone was the first European to see the famous Zambezi falls, which he renamed Victoria Falls, after Queen Victoria. -это он переименовал знаменитый водопад и назвал его в честь королевы Виктории

4-да- он был первым европейцем, который лечил местное население - He had so many patients among the native people that he had to limit his treatment only to those with serious illnesses.

5- в вопросе НЕСКОЛЬКО раз, а в тексте ДВА раза, если ДВА это НЕСКОЛЬКО раз, то тогда ответ TRUE

6-не сказано о том, что он покупал рабов и делал их свободными

7-нет-Livingstone refused to leave his beloved Africa - он отказался возвращаться в Лондон

8-нет-his body was transported to London and buried in Westminster Abbey - его тело было перевезено и похоронено в Лондоне