| 1. | A trip to the moon is a venturesome journey .
前往月球旅行是冒险的。 |
| 2. | People everywhere were excited by this moon trip .
这次月球旅行，使世界各地人士都振奋起来。 |
| 3. | At the beginning of the century, the idea of traveling to the moon was thought to be crazy .
本世纪初到月球旅行的想法却被认为是狂热的。 |
| 4. | Spaceship make it possible to travel to the moon
宇宙飞船使去月球旅行成为可能。 |
| 5. | It is possible for us to travel to the moon
对我们来说，到月球旅行是可能的。 |
| 6. | Human trip to the moon is easy in the near future
不久人类去月球旅行将是很平常的事 |
| 7. | Soon it will become common that human take a trip to the moon
不久人类去月球旅行将是很平常的事 |
| 8. | Before long the human will travel to moon is a usual business
不久人类去月球旅行将是很平常的事 |
| 9. | It will be normal for the humans travel to the moon soon afterwards
不久人类去月球旅行将是很平常的事 |
| 10. | Half a century ago it ' s difficult to conceive of travelling to the moon
半个世纪前去月球旅行是难以想象的。 |
