阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。
China's first Mars exploration mission (任务) has been named Tianwen-1, announced the China National Space Administration (CNSA) on Friday, China's Space Day.
The name comes from the poem Tianwen, 1. (write) by Qu Yuan, meaning Questions to Heaven. In Tianwen, Qu Yuan raised a series of questions involving natural phenomena, myths and the real world,.2. showed his doubts about some 3. (tradition) concepts and the spirit of seeking the truth. CNSA said, “all of China’s planetary exploration missions in the future 4.(name) the Tianwen series, representing the Chinese nation's perseverance in exploring nature and the universe.”
China plans to launch the Mars probe in 2020, 5.(aim) to complete orbiting, landing and roving (巡视,漫游) in one mission.
Since 2016, China has set April 24 6. the country's Space Day 7.(mark) the launch of its first satellite into space on April 24, 1970.The various activities on Space Day have become.8. window for the Chinese public and the world to get a 9.(good) understanding of China’s aerospace progress.
Zhang Kejian, head of CNSA, said that over the past 50 years, Chinese space engineers and scientists have overcome various difficulties and achieved aerospace development through self-reliance and independent innovation(创新). He said CNSA is willing to work together with the international community to make new and greater 10. (contribute) to exploring the mysteries of the universe.
—Look! It’s snowing!
—Yeah, but I don't think the snow will ______.
A.flee B.inhabit C.settle D.fasten
With the COVID-19 ______ quickly around the globe, the whole world are in a(n) ______ of shock.
A.gathering, condition B.spreading, state
C.to spread, approach D.to gather, style
______ is of vital importance that we ______ something to protect our precious cultural heritage.
A.It, do B.What, did C.That, should do D.Whether, will do
I have spared no efforts to remember the words, but all my work was______.
A.in response B.in decline C.in return D.in vain
______ the late 18th century did the British explorer James Cook cross the Antarctica Circle, ______he never saw land.
A.Until, while B.Since, and C.Not until, but D.Although, yet