（）认为第一语言会对目的语有干扰。
A.偏误分析
B.中介语理论
C.对比分析
D.认知理论
参考答案：C
慢性胃炎最主要的原因是
A．自身免疫
B．十二指肠肠液反流
C．幽门螺杆菌感染
D．长期饮酒
E．吸烟
Are there______ books in the bag? No, There aren't _____ books in it, but there are_____ pens in it. [ ]
A. any, any, some
B. any, some, any
C. some, any, any
