Câu hỏi: Choose the letter A, B, C or D the word that has the underlined part different from others.

I’m Peter. I have been dreaming of having a robot for a long time. In the future, I may build a villa on the moon. I will live with a teaching robot, a worker robot, a doctor robot and a home robot. I will be able to do difficult homework with the help of teaching robot. A worker robot will help me build new houses. A doctor robot could look after me when I’m sick. And a home robot will do household chores for me every day. It will be convenient. I will be able to do researches on science and invent new things. Some people say it’s a bad habit to rely on robots. But I think robots are very helpful to human life.

A worker robot will do the laundry.

Robots ___________ (6) an important role in our life. They have changed people’s lives in many ways. First of all, they ___________ (7) time and human labor. Thanks to robots, we don’t have to spends days and months ___________ (8) repeated work. For example, to produce French fries, we need human ___________ (9) potatoes, wash, then peel, cut them into pieces and finally fry them all. If we have robots to do the task, we will save a lot of time and produce more products. Secondly, robots help to replace human in dangerous work. Now we __________ (10) human to do such work as mining minerals. It’s helpful because there have been lots of people lose their lives in such jobs. However, it’s costly to buy a robot.

Question 9

He is so strong that he can __________ the heavy box by one hand.

Robots through the Middle Ages were used primarily for entertainment. However, the 20th century featured a boom in the development of industrial robots. Industry has benefited drastically from the expanse of a robotic work force. Automated machines have taken over dangerous and boring jobs from humans. Because robots never get tired, extra shifts have been added to factories. Farmers have taken advantage of new technology with automated harvesters. The medical industry benefits from advancements in assisted surgical robotics. The military has launched various programs in robotic technology.

How was robots used in the Middle Ages?