The planet’s biggest shopping day has come and gone, and Alibaba, the Chinese e-commerce giant(电商巨头), again showed the world how many mountains of stuff it could persuade people to buy in 24 hours.

Nov.11     1    （know）in China as Singles Day. This year, nearly $38.3 billion worth of merchandise was sold on Alibaba’s platforms,       2     (beat) last year’s $30.8 billion.The eye-popping number,     3     Alibaba manages to make even more eye-opening year after year, reflect the changing times since the company invented the retail even a decade ago.

China, has grown richer and     4    （digitally）connected. Alibaba has become     5     technology powerhouse. Along the way, the company has made a few famous friends. Its live-streamed evening gala in Shanghai     6    （feature）the singer Tayler Swift. Celebrities who     7    （proform）on the Singles Day stage in previous years include the model Miranda Kerr and the actors Nicole Kidman and Daniel Craig.

    8     there is a tariff war     9    China and the US, Single Day shows Beijing’s       10    （willing）to welcome the whole world.

Many well-established bookshops have closed and that trend is continuing today, despite their efforts     1     (survive) by offering a cafe or children's activities as well.

There are three main reasons for this trend. First, increasingly more people    2     (give)up reading over the past ten years. Second, quite a high percentage of people     3     continue reading have changed from reading paper books to e-books. Third? of the     4     (limit) number of those who continue reading paper books, a high percentage buy them online instead of from physical bookstores.

Bookstores are providing leisure activities and coffeehouses inside. However, as     5    recent survey shows, these measures seem to be of little help. It would be a shame if physical bookstores were to disappear     6     (complete). Bookstores are more than “places selling books", they are cultural palaces. A city     7     bookstores is not culturally rich.

However, bookstores cannot survive the fierce market    8    (compete) and they are failing. The economic burden is so heavy and their profit so thin    9    they cannot continue existing. In order to prevent bookstores from totally     10     (disappear) , both the government and the society should help find good ways.

3 . It’s time to reconsider food. Around the globe, food problems threaten wildlife, wild places and the planet itself. Today, 7.3 billion people consume 1.6 times _______ the earth’s natural resources can supply. By 2050, the world’s population _______(reach) 9 billion and the demand for food will double.

So how do we produce more food for more people without _______(expand) the land and water already in use? We can’t double the amount of food. _______(fortunate), we don’t have to — we just have to double the amount of food available now instead. _______ short, we must freeze the footprint of food.

In the near-term, food production is enough to provide for all, but it doesn’t reach everyone who needs it. About 1.3 billion tons of food _______(waste) each year — four times the amount _______(need) to feed the more than 800+ million people who are _______(hunger).

By improving efficiency and productivity while reducing waste and shifting consumption _______(pattern), we can produce enough food for everyone by 2050 on roughly ________ same amount of land we use now.

The national college entrance exam in Russia，Unified State Exam，will include Chinese as       1       elective foreign language starting from 2019．Chinese will become the fifth elective test item for the Unified State Exam     2       (follow)English，German，French and Spanish．

The number of Chinese learners in Russia       3     (grow)quickly in the past decade，according to a survey     4     (conduct)by a linguistic research center in Russia．

Approaches to learning Chinese vary from person to person，    5     more and more people choosing university courses in Russia．

The three-hour-long Chinese test will quiz students on     6     (they)listening，reading，and writing abilities and a fourth section will examine students on grammar，vocabulary and Chinese     7     (character)．Some parts in the exam are even a little bit difficult for native Chinese speakers．

According to the Office of Chinese Language Council International(Hanban)7 as of 2017， some 100 million people，excluding native speakers，use Chinese     8     (global)．

The United Nations(UN)in 2010 suggested a Chinese Language Day     9     falls on April 20 each year       10     (celebrate)cultural diversity as well as to promote the equal use of a11 official languages．