II. Complete the second sentence so that it has the same meaning as the first. 1. I had learnt about Pham Tuan before reading articles about him. tot → Before I 2. They have sent around 8,378 satellites to space since the launch of Sputnik 1 in 1957. → Around 8,378 satellites 3. Do you know the reason? Many people around the world learn English for this reason. → Do you know 4. "I went to the National Air and Space Museum with my friends yesterday," Ann said. → Ann said 5. Martin can't apply for NASA astronaut training because he is not a U.S. citizen. → If 6. It's a long time since men last went to the Moon. → Men UNIT 10: SPACE TRAVEL • 77
