What will the future world be like？Many people are glad to give their 1. Here are two imaginations about the world of 2. When people talk about the future, we like to think that we'll have our own personal flying car. We would fly at 480 kilometers per hour, avoiding traffic lights, 3 roads and speeding ticket. However, some people point to the disadvantages of flying cars. One big problem is：what will happen if the flying cars 4？ Then there will be problems with traffic control. Also, if they become popular, there will surely be too much air traffic. 5 it seems that flying cars will face more than a few problems if they are to get off the ground！
Imagine you have your own Iron man（钢铁侠）6. This is a suit of robot arms and legs which follows your movement. It will 7the wearer to lift heavy objects and walk a long way. It is 8in many ways, especially for people with disabilities. This suit might help people to walk again after illness or injury（受伤）. But the disadvantage at the moment is the9. Even a simple suit can cost hundreds of thousands of pounds. Another problem is battery life. A suit like this needs a lot of power and batteries only last about 15 minutes at the moment.
So in the future, 10 we might be able to fly to work or have our own Iron man suit, there are plenty of problems to solve before this will be possible.
