Blog◊The Most Useful Inventions

The Invention Blog： A Place for People to Share Opinions

Today's question is：

Many volunteers help older people learn to use smart phones. But for all their goodwill, the service has some flaws (缺陷). It ________ a lot of time and energy. What’s more, older people ________ forget what they have learned. Then the volunteers have to do the ________ work again and again. Liu Siyuan from Beijing 101 Middle School noticed these problems and tried to solve ________ with a handbook. The 16-year-old boy ________ a volunteer group called Silver Hair. Its seven members spent half a year writing a 300-page ________ called May I Show You How to Use Smartphones.

The group members made a survey of more than 1,000 ________ people. And they talked with many in nursing homes and wanted to find out ________ the elderly cared most about smartphones. “How to use WeChat” topped the ________ as the app covers many parts of life such as chatting, money transferring (转账) and health code (健康码) checking. These ________ one part of the book. The other nine parts include the basic ________ of smart phones, such as online shopping, online maps and more. To make the book more ________ for older readers, Liu also made the pages light yellow and the characters (字体) big.

“Many older people are not willing to use smart phones at first, ________ they are familiar with books, which can make them more willing to learn.” said Liu. The Silver Hair members have printed out 500 ________ and handed them all out. They also hope for monetary support ________ the public so they can print more and help more people.

Linda and Leo are new students at Rosie Bridge School. Last month, they _________ the Clubs Fair.

First, Linda and Leo _________ the Rocket Club.

“Our club will teach you _________ to build rockets. Then you can launch them into the sky,” a boy said. “Watch!”

He took a rocket and launched it. The rocket _________ into the sky. Linda and Leo were very surprised.

“_________ it go all the way into space?” Linda asked.

“Of course it won’t,” a girl from _________ club shouted. “Our club is better. Come and join the Solar Power Club.”

“What do you do?” asked Leo.

“We make wonderful machines. They _________ use solar power. Look!”

She took a toy car from the table and then used a _________ to drive it all around the playground.”

“It uses power from the Sun,” said Linda. “That’s interesting!”

Linda and Leo learnt about many clubs. After the fair, they felt very _________.

“I want to join all the clubs,” said Linda.

“__________ too!” said Leo.

【推荐2】Imagine you walk into your office, with the temperature just right. You sit down and begin your active day. This is a kind of smart office that ________ are trying to make. It uses technology to ________ workers to perform at their best while at work.

Sitting in front of a desk for too long can be ________ for your health. For example, it can cause back pain. Sunon, a company in Zhejiang, built UP7 to help solve this. As a ________ lifting desk, UP7 can tell how long a user has been sitting in the chair. When it reaches the ________ set by the user, it’ll “tell” the user to ________ and walk around. It does this by sending messages to the user’s phone. The company also designed a type of smart chair to ________ with the desk. The chair is comfortable. It can adjust（调整）the arms and height according to your body shape.

In smart offices, you ________ won’t use paper notebooks. Instead, you can try electronic paper books, N10, created by Hanvon Technology in Beijing, is a new “notebook” like this. It uses a screen that doesn’t produce much light. Users ________ with an electronic pen. It truly feels like writing on real ________, completely meeting workers’ needs. Notes recorded can be easily organized, searched and stored.