考点强化训练 9 八年级 ( 上 ) Units 7 ～ 8一、完形填空 (2018 徐州 ) 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 tickets. 4 ， some people point to the disadvantages of flying cars.One big problem is ： what will happen if the flying cars 5 ？ Then there will be problems with traffic control.Also ， if 6 become popular ， there will surely be too much air traffic. 7 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 Ironman 8 .Several companies are trying to build a practical robot “exoskeleton”.This is a suit of robot arms and legs which follows your movement.It will 9 the wearer to lift heavy objects ， walk a long way and even punch through walls ！ It is 10 in many ways ， especially for people with disabilities.This suit might help people to walk again after 11 or injury( 受伤 ).But the disadvantage at the moment is the 12 .Even a simple suit can cost hundreds of thousands of pounds. Another problem is battery life.A suit like this needs a lot of 13 and batteries only last about 15 minutes at the moment.One other problem is that a badly programmed robot suit could 14 the wearer.You wouldn't want your robot leg or arm bending( 弯曲 ) the wrong way.So in the future ， 15 we might be able to fly to work and lift a car above our heads ， there are plenty of problems to solve before this will be possible.( )1.A.sugges...
