一、词汇运用。
Along with firewood, rice, oil, salt, sauce and vinegar, tea is considered one of the seven necessities for life in China. Now, it has also won global recognition(全球认可) as a shared cultural treasure of mankind.
Tea was 1. ( one ) discovered in China. According to legend, Emperor Shennong found tea by accident when leaves fell into his hot water. Since then, tea 2. ( become ) an important part of daily life. In China, people of all ages, especially the elderly, enjoy drinking tea. Many families are used to 3. ( gather ) to chat over a cup of tea.
Brewing(冲泡) tea is an art. Usually it 4. (produce) by traditional methods. To start with, pour hot water into the teapot to warm it up. Then add tea leaves and pour hot water again. After a few minutes, the tea is ready to serve. This process requires patience and carefulness.
It is important for young people 5. (learn) about tea culture because it helps them understand their Chinese traditions. Drinking tea also makes a 6. (different) in people's lives. It helps us relax after a busy day and improves 7. (communicate) between friends and family. Meanwhile, it is a traditional Chinese custom that a host usually welcomes visiting 8. (guest) with boiled tea. A poem by Song poet Du Lei reads: I offer tea, not wine, to a guest on a cold night. When water boils on the stove, fire burns with flame bright.
China has been 9. (success) in sharing its tea culture around the world. Today, Chinese tea is loved by many people in different countries. Whether it's green tea, black tea, or oolong tea, each type has 10. (it) own unique flavor and story. Thanks to tea, China has built a bridge of friendship through this ancient tradition.

1. first 2. has become 3. gathering 4. is produced 5. to learn 6. difference 7. communication 8. guests 9. successful 10. its

【分析】
本题为英语词汇运用题，需结合句子成分、语法规则、固定搭配对括号内的单词进行变形。解题思路：先判断每个空在句中的成分，再依据对应知识点（如副词修饰动词、时态标志、固定句型、被动语态等）确定单词的正确形式。
【解析】
1. 空处修饰动词discovered，需用one的副词形式first，故填first；
2. 时间状语since then是现在完成时的标志，主语tea为单数，故填has become；
3. 固定搭配be used to doing sth（习惯于做某事），需用动名词，故填gathering；
4. 主语it（指代tea）与produce是被动关系，用一般现在时的被动语态，故填is produced；
5. 固定句型It is + adj + for sb to do sth，需用不定式，故填to learn；
6. 固定搭配make a difference（有影响），需用名词，故填difference；
7. 空处作动词improve的宾语，需用名词，communicate的名词形式为communication，故填communication；
8. guest是可数名词，此处指多位来访客人，用复数形式，故填guests；
9. 固定搭配be successful in（成功做某事），需用形容词，故填successful；
10. 空处修饰名词flavor，需用形容词性物主代词，it的形容词性物主代词为its，故填its。
【答案】
first, has become, gathering, is produced, to learn, difference, communication, guests, successful, its
【知识点】
动词时态语态、固定搭配、词性转换
【点评】
本题为初中英语基础词汇运用题，聚焦核心语法点，难度适中，能有效考查学生对基础语法和词汇变形规则的掌握情况。
【难度系数】
0.5