阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。
In August, cases of a mysterious severe lung disease rocked the health society, 1. doctors looking for the cause of the illness. They found the link between vaping and lung disease. Now, there are 805 lung injury cases reported across 46 states in the United States. There had been twelve 2.(death) reported, and all cases reported a history of e-cigarette use.
E-cigarette use poses a significant and avoidable health risk to young people in the United States. Besides increasing the 3.(possible) of addiction and long-term harm to brain development and respiratory health, e-cigarette use 4.(associate) with the use of other tobacco products that can do even 5.(great) damage to the body. Even breathing in e-cigarette smoke that someone else has breathed out 6.(carry) health risks.
It is important to prevent harm to youth and young adults from e-cigarettes. Everyone has 7. role, including parents, health care providers, teachers, and those 8. work with and care about young people. A visit to a health care professional is a great chance 9.(educate) your child on the potential risks of e-cigarette use. Ask your provider to discuss these health risks, including nicotine addiction and the impact of nicotine on the 10.(develop) brain, etc.
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。
Silk is mainly produced in the south of the Yangtze River Delta. The people 1.(live )in the region were the inventors of silk fabric, and no other culture discovered this process independently. The history of silk making 2.(begin)6,000 years ago, and the earliest example of silk fabric 3. has been discovered dates from 3630 BC in Henan. Silk cloth producing process was well advanced during the Shang Dynasty(1600—1046 BC)era.
China produces about 150,000 tons 4.(annual). This is much more than the rest of the world. Only India has a comparably large industry that produces about 30,000 tons.
It is thought that silk 5.(export)along the Silk Road routes about 400 BC ago. But after that, the 6.(variety)kingdoms kept secret the methods of silk 7.(produce)for another thousand years. It might have been one of the most energetically guarded secretes in history. Anyone 8.(find)secretly carrying silkworm eggs, or mulberry(桑树)seeds was put 9. death.
Silk garments were worn by emperors and royalty. It was a status symbol, 10. common people were prohibited from wearing silk. Silk was also used for a number of other applications including luxury writing material.
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。
When I married into a Chinese family, nobody ever warned me about the complicated " Chinese relatives name game". I would need 1.(explore) a world of completely novel terms for family members that have no exact equivalents in 2. (me) native language of English.
Consider this exchange that happened a few years ago while I was living with my 3.(in-law) in their rural village 4. Zhejiang Province during the summer holiday.
During dinner one evening, my sister-in-law said our mother-in-law 5.( spend) the entire day planting the fields with 6. "jiujiu" , the Chinese term for uncles on the mother's side of the family. 7. as I understood, we only had two uncles we addressed with this term—Older Jiujiu and Younger Jiujiu. Neither needed help in the fields, especially the younger one 8.had just begun working as the village secretary. How could our mother-in-law 9.( possible) have assisted someone 10.(call) jiujiu?
阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。
China has recently published its first artificial intelligence （Al） textbook for high school students, following a plan1.（include） Al courses in primary and secondary schools by central government last year.
Under the joint efforts by the research center for MOOC at East China Normal University and Al startup Sense Time Group, the nine-chapter textbook,2. (name) Fundamentals of Artificial Intelligence, was written by outstanding scholars from well-known 3. (school) nationwide, Xinhua reported on Sunday.
It includes the history of Al and how the technology can 4.(apply) in areas such as facial recognition, auto driving and public security. “The textbook focuses not only on basics of Al, but also on 5.(practice) use of Al in daily life," said Chen Yukun, a professor at East China Normal University,6.is also a contributor to the book. So far, about 40 high schools across the country 7. (join) the first group of Al high education pilot program 8. introducing the textbook in curriculum.
“The Al sector is facing a talent shortage 9. . (global). The publication of the book is 10. breakthrough as it takes Al technology out of the ‘ivory tower' and makes it part of high school learning, said Lin Dahua, a professor at the Chinese University of Hong Kong.
假设你是李华，请你给一位美国高中的笔友Mike写一封电子邮件，把你校最近一次运动会的情况告诉他，内容包括：
1. 举行时间；
2. 印象最深的比赛项目；
注意：1.词数80左右, 开头已为你写好；
2.可适当增加细节, 以使行文连贯。
Hi Mike,
I hope everything goes well with you!
__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Yours,
Li Hua
根据下列句子及所给单词的首字母,写出空缺处各单词的完全形式。(每空只写一词)
1.I’m too busy and I’m afraid I can’t help you just at p__________.
2.Annie has got t__________of looking at nature through dirty curtains and dusty windows.
3.She b__________ her face in her hands and began to cry.
4.A r__________ for the return of the necklace has been offered by the owner.
5.She fell and i__________ her shoulder in the earthquake.
6.When the clock stopped, he took it a__________, found what was wrong, and put the whole thing together again.
7.It was wrong that they thought money would s__________ all their problems.
8.The children walked silently, one after a__________, into the schoolhouse to begin their lesson.
9.A m__________ phone is now a must-have for everyone.
10.Look! The new bridge has been finished two years ahead of s__________ because of the builders’ hard work.
