题目内容：

Do you know who invented tea? In fact, tea, the most popular drink in the world （after water）, was invented by accident （偶然）. According to an ancient Chinese legend （传说）, the emperor Shen Nong （神农皇帝）       tea when he was boiling drinking water over an open fire. Some leaves from a nearby bush （灌木丛） fell into the water and remained there for       .The emperor noticed（注意到） that the leaves in the water produced a            smell. Later he decided        the hot mixture （混合物）. It was quite delicious. And       one of the world’s favorite drinks was invented.China is the home of tea,        has more than 4,000 years of history. People all over China drink tea daily.      the three major drink—tea, coffee and cocoa, tea is drunk by       people in the world. Tea from China, along        silk and porcelain（瓷器）, began to be known by the world over a thousand years ago and has been an important Chinese export （出口商品）      .Tea leaves         mainly in the area south of the Yangtze River, in the provinces of Zhejiang, Jiangxi and Fujian, becauuse of the mild （温和的）         and rich soil there，Longjing, Wulong, Pu’er and Tieguanyin are all         kinds of tea..Over the past centuries, Chinese people         their unique tea culture, which includes tea planting, tea-leaf  picking, tea making and so on. Tea is       a popular topic which is often mentioned in dances, songs, poems and novels.

1.A. invented      B. found out     C. discovered    D. tried out

2.A. Sometimes      B. some time     C. some times   D. some days

3.A. pleasant      B. pleased       C. bad            D. Terrible

4.A. not to taste   B. to taste     C. tasting        D. Taste

5.A. by the way    B. on the way   C. on its way     D. in this way

6.A. who           B. which        C. where         D. When

7.A. In             B. For          C. Of            D. By

8.A. the number of  B. a number of   C. a large number of D. the largest number of

9.A. between        B. with         C. except        D. Besides

10.A. at that time  B. from now on  C. since then    D. since now

11.A. produce       B. are produced  C. make           D. is made

12.A. climate       B. weather       C. condition     D. environment

13.A. interesting  B. important     C. famous         D. Normal

14.A. had developed B. have developed C. developed    D. are developing

15.A. too          B. as well       C. either       D. Also