AcknowledgmentAt the point of finishing this paper， I’d like to express my sincere thanks to all those who have lent me hands in the course of my writing this First of all， I'd like to take this opportunity to show my sincere gratitude to my supervisor， M ， who has given me so much useful advices on my writing， and has tried her best to improve my Secondly， I’d like to express my gratitude to my classmates who offered me references and information on Last but not the least， I’d like to thank those leaders， teachers and working staff especially those in the School of Foreign L Without their help， it would be much harder for me to finish my study and this
Acknowledge First and foremost， I appreciate my college which gives me a comfortable learning Second， I would like to show my deepest gratitude to my supervisor， Miss Zhang， who has walked me through all the stages of the writing of this Without her illuminating instruction and patience， this thesis could not have reached its present I am also greatly indebted to all my teachers who have helped me to develop the fundamental and essential academic My sincere appreciation also goes to all my classmates， who are my proud of my Last but not least， I want to thank all my friends， especially my three lovely roommates， for their encouragement and
