Some unusual words describe how a person spends his or her time. For example, someone who likes to spend a lot of time sitting or     1     (lie) down while watching television is sometimes called a couch potato. A couch is a piece of furniture for people to sit on.

Couch potatoes enjoy watching television just     2     mouse potatoes enjoy working on computers. A computer mouse is the device that moves the pointer     3     a computer screen. The     4     (describe) of mouse potatoes became popular in 1993. American writer Alice Kahn is said to have invented the term to describe young people who use computers a lot.

Too much time inside the house using a computer or watching television can cause someone     5     (get) cabin fever. A cabin is a simple house usually     6     (build) far away from the city. People go to a cabin to relax and enjoy quiet time.

Cabin fever is not really     7     disease. However, people can feel     8     (bore) if they spend too much time inside their homes. This is     9     (especial) true during the winter     10     it is too cold or snowy to do things outside. Often children get cabin fever if they cannot go out to play. So do their parents.

November 11, known as “Singles Day”, has grown into China’s and possibly the world’s     1    (busy) online shopping day. Singles Day     2    (create) by Chinese college students in the 1990s as     3     version of Valentine’s Day for people without romantic partners. On that day, unattached young people would treat each other to dinner or give gifts to chase that special someone     4    (end) their single status. That gift-giving helped to turn     5     into a major shopping event as sellers saw a marketing opportunity and launched Singles Day sales. It is China’s     6    (respond) to Cyber Monday in the US, the day after Thanksgiving weekend,       7     online shopping for Christmas begins.

Last year,     8    (businessman) on Taobao and Tmall.com took in about $3 billion on Singles Day. This figure exceeded the total of $1.25 billion that U.S. online business earned on Cyber Monday,     9    (make) Singles Day the biggest e­commerce sales day on record. China has the biggest population of online users in the world,     10     about 538 million people online. Now, it follows the U.S. and Japan in online spending and is forecasted to rise to first place as early as this year.

China has once again proved its     1     (able) to change the world with the “new four great inventions”: high-speed railways, electronic payments, shared bicycles and online shopping. They’re related to China’s high-tech innovation (创新),     2     has improved the quality of people’s lives, according to a survey     3     (make) by the Belt and Road Research Institute of Beijing Foreign Studies University.

“My wallet is no longer in use. I can buy and eat whatever I want simply with a fingertip on my phone,” said     4     university student, adding that “even pancake sellers are using mobile payment”.

The bikes     5     (them) are not new, but the operating model of bike-sharing     6     (base) on satellite navigation system, mobile payment, big data and other high technologies.

China has entered a new innovative era, thanks to the large amounts of capital China has invested in     7     (encourage) innovation, said Bernhard Schwartlander, WHO Representative in China.

It is increasingly clear that China is innovating and no longer copying Western ideas. This is especially true in mobile, where China is leading     8     many ways such as…social messaging app WeChat, she said. This is partly     9     China skipped over the PC era and went directly to mobile. China has a     10     (large) mobile use than any other country in the world.

Woodblock printing first appeared in the early Tang period. During the Song dynasty, the technique of block printing was very advanced. Books were     1    (beautiful) printed. Even today the books     2    (print) at the time are valuable and treasured by libraries and book collectors.

However, block printing     3    (be) not very convenient. Every two pages of a book had to be carved on a woodblock, and a big book would require many blocks. Besides, there had to be large places for storing the books.     4     (overcome) these shortcomings, Bi Sheng invented the movable type during the years between 1041 and 1048. One word was carved on one piece of clay,     5     was hardened with fire. Then clay characters were set on     6     iron plate according to the text of a book. Then ink was applied to them and     7    (sheet) of paper spread over them, and the printing was done. Bi Sheng’s invention made printing faster and     8    (easy) than before. Later, movable type of metal and wood was made and widely used.

The technique of printing was gradually known to other Asian countries and Europe. The great influence printing had     9    the advance of civilization is too clear to need any     10    (explain).

5 . The novel behind the popular television drama In the Name of People has sold out in bookstores,     1     online and hard copies, around the nation.     2    (write) by Zhou Meisen and published in January, the 54-chapter novel     3    (focus) on Chinese politics and officialdom(官僚) in the ongoing campaign against corruption(腐败).Audiences to the television version that consists of 55 episodes, have been drawn     4    (watch) the series by the tension, drama and struggle of characters featured. Since the TV     5    (adapt) has been a slow release, many viewers have bought a copy of the     6    (origin) book to get ahead. According to Baidu Index, a majority of readers are between 25 and 39, and those       7    (age) 30 to 39 cover 51 percent of the readership. Yet those     8     haven’t got the book may find     9     difficult to buy the paper copy at present. And popularity of the book is     10     many sellers’ expectation.