Astronauts are people who go out into space. Being an astronaut is an exciting job. While in space, astronauts can look down and see {#blank#}1{#/blank#}（cloud）, land, and water. They can even see the moon up close. Astronauts get the chance {#blank#}2{#/blank#}(see) more stars than you or I have ever seen. Being an astronaut may be exciting, {#blank#}3{#/blank#} it is not an easy job. A person who {#blank#}4{#/blank#}(want) to be an astronaut has to study for years. There are many things an astronaut must learn to do before going into space.

    Spring is coming. Everything is waking from its winter sleep. The fields {#blank#}1{#/blank#}(dress) in a fresh robe of green. The wild flowers begin to peep forth(隐隐露出). Birds sing among the trees, and begin to get their nests ready {#blank#}2{#/blank#} summer. Men are now sowing seeds in the fields. The days are {#blank#}3{#/blank#}(warm), for brighter sunshine has come again. Everything is full of life and joy.

    The Forbidden City in Beijing, home to the Palace Museum, houses more than 1.8 million cultural relics and is one of the world's most visited tourist {#blank#}1{#/blank#} (attract).

    {#blank#}2{#/blank#} (mark) the 600th anniversary of the Forbidden City, the Palace Museum will hold a series of events throughout 2020. Over 20 exhibitions will be held, {#blank#}3{#/blank#} (cover) different areas such as history, art, festivals, and so on. For the special occasion, Along the Bian River during the Qingming Festival, one of China's most {#blank#}4{#/blank#} (wide) known masterpieces, will go {#blank#}5{#/blank#} display in September 2020. For {#blank#}6{#/blank#} (it) best preservation, this treasured artwork is seldom fully exhibited. The painting {#blank#}7{#/blank#} (display) for the first time back in 2005 to celebrate the museum's 80th anniversary. Such {#blank#}8{#/blank#} rare sight is expected to draw huge crowds.  In addition, the museum will also display exhibits from other {#blank#}9{#/blank#} (country).

    During the past few years, the Palace Museum has been working hard to get the public familiar with the history and culture of the Forbidden City. And it seems that these efforts have been paying off, with its popularity reaching a new height. Over 17 million people visited the museum in 2018, of {#blank#}10{#/blank#} 40 percent were under 30 years old.

    That Beijing, together with Zhangjiakou, succeeded in getting the chance to host the 2022 Winter Olympic Games, speeds up the development of Zhangjiakou City. Word came{#blank#}1{#/blank#}the Beijing-Zhangjiakou high-speed railway,{#blank#}2{#/blank#}(locate) in North China, is currently under construction, and{#blank#}3{#/blank#}(expect) to be completed by 2020 in preparation for the cities to host the 2022 Winter Olympics. Starting from Beijing North Railway Station, heading west through the Great Wall three times in the capital's territory, the project is a big challenge,{#blank#}4{#/blank#}designers say the explosions needed to dig the tunnels will not have an impact on the structure. The line has a{#blank#}5{#/blank#}(long) of 174 km as a double tracked passenger dedicated line, with ten stations situated along its route. Having a{#blank#}6{#/blank#}totally) investment of 31.17 billion Yuan ($5 billion), the trip between the two cities will only take 40 minutes, with the train{#blank#}7{#/blank#}(travel) at an average of 250 km/h. According to the plan, the high-speed railway will build two branch lines—one is to Yanqing Station and the other{#blank#}8{#/blank#}Taizicheng of Chongli,{#blank#}9{#/blank#}the Olympic village lies. The full railway, which includes 70-kilometer section through Beijing, will be completed in four and{#blank#}10{#/blank#}half years.