网络优化流程中基站簇优化的目的是分区域定位、解决网络中存在的问题
题型：判断题
问题：
网络优化流程中基站簇优化的目的是分区域定位、解决网络中存在的问题
题型：判断题
You may feel interested in students in other countries.Do they have so much homework? What do
they do in their free time? People did a survey in China,Japan,South Korea(韩国)and the US 
last year.
This is the result.
Who studies the hardest?
Chinese students spend the most time in studying.About half of Chinese students spend more than
two hours on their homework every day.
Who sleeps most often in class?Japanese students fail asleep(睡着)in class more often，About 45％
of them sometimes doze off in class.It's 32% in South Korea,21%in the US and 5%i
n China.
Who is the most distracted(分心的)?
American students are the most active in class,but also the most distracted.64.2%of them chat with
friends in class. 46.9 of them eat something in class, and 38.9 of them send e-mails or read other books
in class.
What do they do after school?
In their free time, most Chinese students study or surf the Internet. Most American students hang out
with their friends. Most Japanese students do exercise, .Most South Korean students watch TV.
1.About _________of Chinese students spend more than 2 hours doing their homework every day.
A. 50%
B. 45%
C. 64.2%
D. 38.9%
2.According to the survey. _________ students sleep in class most often.
A. Chinese
B. Japanese
C. American
D. South Korea
3.The underlined phrase "doze off" mean _________in Chinese.
A. 听音乐
B. 玩游戏
C. 看小说
D. 打瞌睡
4.46.9％of American students_________ in their free time.
A. chat with friends
B. play games
C. eat something
D. send e-mails
5.Most American students, _________in their free time.
A. surf the Internet
B. hang out with friends
C. do sports
D. watch TV