In many people’s eyes, middle school students are happy and carefree. But is it the truth? And what 26 students happy or unhappy?

To find out students, Li Jiahui , a student in Pinggu No. 3 Middle School, Beijing, spent six months 27 students’ sense of happiness last year. The 28 girl made a survey with questions such as “Are you feeling happy?”and “What makes you unhappy?”

After studying the answers from 284 students , Li learned that 29 40 percent of the students felt unhappy , and the 30 from studies was the main for their unhappiness.

“More than 50 percent said they were 31 pressure and 70 percent didn’t get enough sleep,”Li said . “It shows that middle school students are not as happy 32 people think. They worry a lot, and they can get angry easily.”

Li also said that over 90 percent said their happiness had 33 to do with how much money they have . Instead, they cared about their relationships with friends ,teachers and parents. “Students always feel better when they get 34 well with each other .”Li said .

After her survey , Li listed 35 tips that may make students happier, such as : Treat yourself better, be kind and polite to your friends and relatives , and try new things.

1.A. helps        B. wants         C. makes           D. keeps

2.A. to study     B. studying      C. study           D. studied

3.A. 15-year-old  B. 15-years-old C.15 years old      D.15-year-olds

4.A. about        B. than          C. below           D. inside

5.A. pressure     B. difficulties  C. knowledge       D. interest

6.A. after        B. in            C. with            D. under

7.A. so           B. and           C. like            D. as.

8.A. something    B. nothing       C. anything        D. nobody

9.A. along        B. up            C. off             D. down .

10.A. the number of  B.A number of C. much      D. a lot

—_________students took part in planting trees on March .12 this year.

— Yes. It is said that ________ the students is 300.

A．The number of ; a number of              B．A number of; the number of

C．The number of; the number of             D．A number of; a number of

China is the home of tea,  36 has more than 4,000 years of history. People in China drink tea daily.  37  the three major drinks ----tea, coffee and cocoa, tea is drunk by   38 people in the world. Tea from China, along   39 silk and porcelain, began to be known by the world over a thousand years ago and has been an important Chinese export  40  .

Tea leaves  41  mainly in the area south of the Yangtze River, in the provinces of Zhejiang, Jiangxi and Fujian, because of the mild  42  and rich soil there. Longjing, Wulong, Pu’er and Tieguanyin are all 43  kinds of tea.

Over the past centuries, Chinese people  44  their unique tea culture, which includes tea planting, tea-leaf picking, tea making, tea drinking and so on. Tea is   45  a popular topic which is often mentioned in dances, songs, poems and novels.

The government spends _________ money protecting endangered animals

A. a number of        B. many    C. large numbers of     D. plenty of