—People often don't appreciate what they have, do they?
—No, _____ they lose it.
A. if B. afterC. when D. until
—Did Ann fail in English?
—She ____. Don't you notice that she looks depressed?
A.might B．must C．may have D．could have
People believe that the China Dream is not very difficult ____ so long as the whole nation works hard for it.
A．realizing B．to be realized C．realized D．to realize
Try not to cough more than you can_____since it may cause problems to your lungs.
A．help B．allow C．stop D．check
Color shapes our view of __world and it may have ___far more influence on our lives than many of us realize.
A. a; a B. the; / C. the; the D. the; a
南昌市即将举办全球财经论坛。有关部门现向全社会招聘志愿者。要求：
(1)乐意为国际友人服务;
(2)掌握丰富的文化知识，既能服务于外国朋友，又能传递中国文化;
(3)具有流利的英语表达能力，能做好沟通工作。
假如你叫李华，是江西师范大学英语专业的一名学生，请根据以上要求，用英语写一封想做博览会志愿者的申请。
要求：字迹工整，120词左右。开头已写好，不计入总词数。
生词：全球财经论坛 the Fortune Global Forum
Dear Sir or Madam：
Thank you for taking your time to read my letter.
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Yours, Li Hua
