Fossilization is an inevitable phenomena in second language Learning. This thesis mainly focuses on what strategies adopted by university English teachers to avoid, and ease away fossilization.

• 摘要中介语石化现象是二语习得过程中一种不可避免的现象。作者围绕大学英语教师教学策略，探讨缓解和阻止学生语言石化现象。