3. IN LONDON Make one sentence out of two. Use the Past Perfect in one part of the sentence. Joan looked at the map carefully. Then she went on her tour of London. 1. Joan went ... after she had looked ... . 2. The children climbed to the top of St. Paul's. Later they bought big ice- creams. The children... after they 3. The Tower was once a prison. Later it became a popular tourist attraction. after it ... . ... 4. The tourists came back from a boat trip. Then they took a taxi back to their hotel. they ... After the group of tourists..., 5. David worked in a factory for three years. Then he bought his taxi. After David ..., he. 6. David did not have a job for a long time. Finally he decided to move to London. David ... for a long time when he ..