问题
                    
Who taught ______ math last year?
                            A:they
B:their
C:them
D:theirs
                        
                        B:their
C:them
D:theirs
正确答案是:
                        
                        
                        
                    同类题型
                    What do you think of the TV show? —_____ my opinion, it was wonderful. [ ]
A new book on how to prevent floods and droughts is ____ soon.— Really ? I can’t wait to read it.
It’s time to say goodbye to my school . I’ll always remember the people _____ have helped me .
I felt a little tired the end of the day.[ ]
He’s succeeded in many fields but his wife is an ordinary woman, ___________?