Nowadays, when the development of society faster and faster, languages like english become more and more important for our life. But it is quite difficult to someone who don't have time or don't like learn languages. To solve this problem, scientist invented a very smart device called translation machine. This machine is very useful because it can translate all languages in the world to your language. This machine is used by the diplomats a lot in dialogues with foreign partners. When you travel abroad, translation machine help you communicate with foreigns. Because of the machine's benefit, many people want to have a translation machine.

1. The boy said they were picking up litter on the beach at that moment.

2. Before Lucas arrives, we won't order our meals.

1. During the flood, you should listen to the instructions of local authorities.

2. Mars is one of the most promising planets for life in solar system

1. He asked the villagers how often earthquakes occured in that region.

2. They told me that I could find a wide range of beauty products in their store.

1. I think robots can't replace the role of teachers in education.

2. People still send letters to each other in 2050.