【单选题】After investigation it was proved that the ______ letter was written by a teacher.
                    
A.anonymous
B.simultaneous
C.spontaneous
D.homogeneous
                
							【单选题】After investigation it was proved that the ______ letter was written by a teacher.
                    
A.anonymous
B.simultaneous
C.spontaneous
D.homogeneous
                
发布评论 查看全部评论