1)Complete the sentences with as, just as, when, while, as soon as , until
....the traffic stopped, we rand across the road
He stayed in bed...he got better.
....I was living in London, I spent a lot of time in the museums
...I saw her, I waved to her
...I was leaving, the phone rang
She waited by the door .... someone opened it.

2)Join the two sentences together with a non- defining relative clause:
1.Venice is in the north of Italy. It stands on 118 islands.
2. The LondonUnderground has 400 km of tunnels. It is the longest in the world.
3. A Dutchman bought Manhattan island in 1626. He only paid about 24 USD.
4. Barbara Cartland is the world’s most popular writer. She has sold about 400 million copies of her romantic novels.
5. The oldest city in the world is Jericho. It had a population of 3000 people in 7,800 BC.
6. Women live longer than men. They have an average life of 77 years.