As citizens of our country, it is our duty and responsibility to _______ the legal rights of our own in the election.
A. stand up for B. stand out
C. stand
by 
stand up
________, he knows a lot of things.
A. A child as he is B. Child as he is
C. A child as is
he
Child as is he
While watching television,__________.
A. the doorbell rang B. the doorbell rings
C. we heard the
doorbell ring 
we
heard the door bell rings
Many experts agree that once these treasures are _______ to the air, great harm will be done to them. So they think it better not to unearth the treasures.
A. exposed B. threatened
C.
constructed
conserved
假设你校举行题为“网吧的危害（Harmful Influence of Cyber Centers）”的征文活动。请根据下图写一篇英语短文，描述图中的内容，并就其反映的现象发表评论和提出方案。
要点提示：
1．一位父亲在找儿子； 2．街上满是网吧；
3．儿子在网吧玩； 4．描述网吧多的现状；
5．网吧的危害（评论）； 6．解决方案；
注意： 1．词数：100左右；
2．可适当增添细节，以使行文连贯；
3．文中不可使用真实姓名和学校名称；
4．参考词汇：网吧:cyber center。
此题要求改正所给短文中的错误。对标有题号的每一行做出判断：如无错误，在该行右边横线上画一个勾（√）;如有错误（每行只有一个错误）则按下列情况改正：
该行多一个词：把多余的词用斜线（\）划掉，在该行右边横线上写出该词，并用斜线划掉。
该行少一个词：在缺词处加一个漏字符号（^），并在右边横线上写出所加的词。
该行错一个词：在错词下划一横线，在该行右边横线上写出改正的词。
注意：原行没错的不要改。
I visited my aunt in the countryside near the city last week．
I was surprised to see that great changes had been taken place 1.________
in the countryside．Take my aunt’s family for example．We 2._______
supply precious trees and flowers to the stores in the city and 3.________
have over ten workers working for themselves．Their family’s 4._______
income reached as much 100 000 yuan last year．Not only 5.______
did they have a house, a car and computers, they can also afford 6.______
a trip abroad every year．When asking what else they needed 7.______
most, they said that they wanted to learn a few English so that 8.______
they could do business with foreigners directly．To their delighted, 9.______
my cousin an use that he has learned from university to help 10._______
them with overseas trade．
