29、假设你是李华，你的美国朋友Chris给你发来e-mail，询问你校正在开展的“低碳生活”活动情况。请根据图画用英语写一封回信。
活动主题：行动改变世界
活动目的：倡导低碳生活
活动带来的影响或结果（考生自由发挥）。
注意：
1．词数120左右； 2．可适当增加细节，使行文连贯； 3．开头语已为你写好。
Dear Chris,
I’m happy to receive your e-mail asking about what we are doing to promote a low-carbon lifestyle.
Yours,
Li Hua
28、—How long has this bookstore been in business?
—_______ 1996．
A．After B．In C．From D．Since
27、I love to buy a new dress at a _______ at the Spring Festival．
A．discount B．bargain C．pay D．cost
26、I won’t have anything like that _______ in my class．
A．saying B．say C．said D．to say
25、Doing morning exercises _______ our health and we _______ it．
A．benefits to; benefit B．benefits; benefit from
C．benefits from; benefit D．benefits; are benefited by
24、It never ___ to me that he had failed in the exam．
A．occurred B．happened C．appeared D．sounded
23、________ other children, the father thinks, Jack is ______ son．
A．Compared with; the most satisfied
B．Comparing to; the most satisfied
C．Comparing to; a most satisfied
D．Compared with; a most satisfying
22、---Mary divorced again last week．
---Why did she do a thing like that? It seems to make no ________
A．difference B．comment C．sense D．meaning
21、It ____ we had stayed together for a couple of weeks_____ I found we had a lot in common．
A．was until; when B．was until; that
C．wasn’t until; when D．wasn’t until; that
