Do you like listening to music? Does all of the music bring happiness to you? Do you know some music is noise? What is noise? Noise is a loud or unwanted sound. It is also called noise pollution. Where is noise from? Noise can be caused by many kinds of machines, such as motorcycles, planes, farm tractors and TVs. And, to some people, rock bands are also noise. What happens to people who live near noisy machines or use them over a period of time? Doctors find that noise pollution can influence both our health and behavior. It can cause high stress levels, hearing loss, sleep problems, and other harmful effects. Scientists use a unit  of measure  called a decibel to measure the loudness of a sound. The sound of a quiet room, for example, measures 35 decibels. Talk measures between 40 to 65 decibels. Sounds from traffic and from some rock bands can measure over 120 decibels. Noise at this high level causes the greatest hearing loss. How do we reduce noise damage? Turn down your music player or wear ear muffs  when you are working in a noisy environment. Ear muffs for human can protect against noise pollution. Which of the following is TRUE according to the passage? A) A decibel is a unit that measures sound. B) In fact, a decibel is also a kind of noise. C) A person who hates sound belongs to decibels. D) Machines that make loud noise are called decibels.
A

Jose, a young musician, is a rising star in Bolivia. He has already performed in some of the countries' top venues  including the Legislative Palace. What's so great about that? Jose is just seven years old and he is blind! Jose is musically talented. At the age of 4, he picked up the drums and showed surprising talent. Later he moved on to the piano and his musical talent became undeniable . By the age of 5, Jose had formed his own jazz trio .  The young boy knows every jazz song in his book and can play _ all with great confidence. And it is not the only kind of music he enjoys. He also loves listening to blues, heavy metal, etc. Roberto Montano is clearly a proud father when speaking of his son Jose. He said that he had nothing to do with his son's unusual talent. In fact he didn't even know much about jazz until Jose started to play. He believes the young boy is just born with a "music chip"   inside him. Although Jose is a rising superstar, he lives a life like other children do. Just like his classmates, he goes to school, does homework and even does chores at home. What can we learn about Jose's father? A) He is a blind man B) He is a great musician. C) He is very strict with Jose D) He is very proud of Jose.
D

The technology is improving every year. We will see some very exciting home robots in the next few years. In the future the robots can do lots of things. 1. Getting things In a few years, it will be possible to tell your home robot to get a piece of bread for you. The robot will use its eyes and an arm to get the bread for you. 2. Watering plants Future robots will carry water to water plants. 3. Telling dangers  A home robot will find out fire, smoke and other dangers easily. Every night the robot will make its rounds to make sure that everything is right. 4. Looking after children A robot will help us look after our children well while we are not at home. What doesn't this passage tell us the robots will do? A) Carry heavy things. B) Look after children. C) Look after plants. D) Get things for people

A