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。
In the closing ceremony of the Olympic Winter Games PyeongChang 2018, China put on 1. eight-minute performance “See You in Beijing in 2022”, 2. (direct) by Zhang Yimou. The show centered on the talents of a team of 24 roller-skating 3. (perform) from Beijing Sport University. Two of 4. (they) dressed up as “Panda Captains” led the performance. It reviewed China’s ancient times, 5. (show) the country’s rich cultural heritage (遗产) and singing the present as well as the future. In addition to 6. (tradition) symbols including the Great Wall, the Chinese Dragon and the Chinese phoenix(凤凰）, the performance also showed the recent achievements in science and technology 7.has been made in China . Towards the end of the performance, the Olympic rings 8. (appear) on the stage, as well as images of a global village, children’s smiling faces, olive branches and plum blossoms(梅花), which represented China’s promise 9. (promote) global peace and build a better future for mankind. Finally, the skaters travelled a path to draw the “Winter Dream” sign of the Olympic Winter dreams Beijing 2022. The performance 10. (successful) sent China’s goodwill and invitations to the world for Beijing 2022.
请根据中文句子含义，把对应的英语句子的空缺部分补充完整, 每空填一词。
1.It is now a children’s festival, __________ they can _________ and go to their neighbor’s homes to ask for sweets.
现在万圣节成了一个孩子们的节日，在这一天他们乔装打扮后去邻居家要糖吃。
2.___________her customers might get thin after eating Yong Hui’s food, they were not eating enough energy-giving food _________.
尽管顾客吃她的餐馆里的饭会变得苗条，但是他们摄取不到足够的热量来保持健康。
3.The fact is that I earned my passage by __________ an unpaid hand, which ____________ my appearance.
事实上我靠做义工来顶替船费。这就是我为什么衣冠不整的原因了。
4.They are putting too much carbon dioxide into the atmosphere, which ______ heat ________escaping from the earth.
它们把过多的二氧化碳释放到大气层中，这使得地球上的热不能释放到太空中去。
5.It is ____ wet there that the trees are extremely tall, some _____________ over 90 meters.
那儿的湿度很大，所以树都长得特别高，一些高达90多米。
His promise___________ he would give away half of the year's income to the disabled turned out a lie, _________ made the public feel cheated．
A. which； what B. that； which
C. what； which D. which； that
When walking down the street, I came across David, when I _____ for years.
A. didn’t see B. haven’t seen
C. hadn’t seen D. wouldn’t see
Some of the texts have too many new words and expressions _______ are hard for me.
A. which B. who
C. where D. what
---- The woman biologist stayed in Africa studying wild animals for 13 years before she returned.
---- Oh, dear! She _______ a lot of difficulties!
A. may go through B. might go through
C. ought to have gone through D. must have gone through
