单项选择题 Find out the incorrect parts and put the corresponding letter after the statement.（） Tomorrow I will in Beijing University to attend an international academic conference, and one of my best friends.

单项选择题 Find out the incorrect parts and put the corresponding letter after the statement.（） I think that she can to finish the tasks by herself, for she never relies on others’ assistance.

单项选择题 在抽象形式逻辑表达方面，印欧语系语言文字（）汉语。但是，在具体的象形直观表达方面，汉语（）印欧语系语言文字。