Today, many teenagers have already put technology to good use. Here are two good examples.

Two 14-year-old boys from Taiyuan invented a new kind of reader to help the blind to read. As we know, the blind read by touching raised dots (盲点). ________, there weren’t many Books for the blind in the past and the old readers in the market were very expensive and difficult to use. So the two boys ________ to invent the new reader which was easier to use. They hoped that the new reader could be widely used to help more blind people.

A 16-year-old American boy created a ________ system. It is made up of a small computer and a camera. The system can catch the heat signals (热感信号) of a fallen person and send messages for help at once. After his neighbor had fallen down alone at home, he realized that falling down was a common ________ for many old people. It may even lead to death. He hopes that his invention can help more old people in time.

Teenagers’ technological ________ full of love and intelligence can make our lives easier and more convenient. Why not have a try?

As a boy, like all other boys, I wanted to be a man. But my parents did everything for me.

Actually, they ________ every minute of my life. Although they loved me, I felt a bit unhappy with them. “Do your homework!” “Practice your piano.” “Turn off the TV!” I became so bored with their ________ like these that I wished they would leave me alone.

Well, my wish came true! Although my parents were very worried about leaving me, they had to go away on business for a few days. Now was my ________! I could have some fun at last! ________ I got home from school the first day, I happily threw my schoolbag on the sofa and ate lots of snacks. Then I enjoyed an exciting film on TV, and after that I played computer games. I ________ the games so much that I played until midnight.

The next morning I woke up late. I had to hurry to school without breakfast, but I was still late. The teacher asked me for homework, but I ________ hand it in. With an empty stomach, I was unable to play basketball with my classmates! I felt ________ and sleepy at school all day long.

When I got home, I tried to cook some rice, but I burnt it. I found myself so bad at simple cooking tasks. I started to feel ________. I wanted Mom and Dad to come home soon. Mum cooked such delicious food, and made sure I never forgot my homework. Dad always helped me with any difficult questions, and told funny jokes when I was unhappy. Then I ________ being home alone was not always perfect.

When my parents came home, they were happy to find that I could cook and tidy up now. I told them my home alone story, and we all ________.