A. The people's sense of happiness B. Family education and family values C. Project Hope D. Harmony in a family makes everything successful E. Population aging |
Banana leaves usually go bad in two or three days. Jenny, a teenager from India, used UV to make the leaves stay fresh for a year. She thinks that one day the leaves will be used for making plates, cups and other things. |
David is an American teenager. He built an earthworm robot. It is able to go into the smallest places, where humans or dogs can't go. It will be used for finding people in a fire or an earthquake. |
Jose, a 14-year-old from India, found it tiring and boring to handwash clothes in the nearby river. She reused some bicycle parts and created a washing machine that saves time, energy and keeps people fit at the same time. |
Ken, a 15-year-old from New York, noticed that his grandfather who got Alzheimer's disease would often leave home and get lost. So he invented the wearable sensors to help people find their family members like his grandfather. |
A. December 25th. B. September 10th. C. Lunar January 15th. D. June 1st E. March 8th. F. July 1st. G. Lunar August 15th. |
A. He may stop crying. B. Every head is a world. C. Listening is really helpful. D. Maybe it is a good way to help him out. E. A loving silence is often more powerful than words. F. Sometimes, we just want others to listen to us but forget to listen to others. |
A. Did you go there with anyone? B. Where did you go, Susan? C. How was your May Day holiday? D. You really did something nice. E. I want some help. F. It tasted really good! G. I went to the city park with my family. |
dollar;quick;they;fame;want;you;one;get;importance;hold;do;value |