1 . How are the r________ of the 20th National Congress of the Communist Party of China elected? (根据首字母单词拼写)

2 . Hotel ______________(食宿) is included in the price of your holiday.（根据汉语意思填空）

3 . Processed foods often contain less nutrition and have higher q______ (数量) of sugar, salt and fat than fresh ingredients. (根据中英文提示填空)

4 . The British and the Americans not only speak the same language but (also) share a large number of social __________ (风俗)．（根据汉语提示完成句子）

5 . The f_________ of the heart is to pump blood through the body. (根据首字母单词拼写)

6 . The shop has about 500 copies of the book available for __________(购买). (根据汉语提示单词拼写)

7 . Zhong Nanshan, a medical scientist, has made a great c_____________ to the control of the COVID-19. (根据首字母单词拼写)

8 . Doing sports properly can build up your s__________ (力量). （根据中英文提示拼写单词）

9 . We should make a good ________ (印象) on our teachers on the first school day. (根据汉语提示单词拼写)

10 . One of the ________ (挑战) for us at present is how to raise enough money for the project. (根据汉语提示单词拼写)