下列各句中的A、B、C、D中有一处错误，请指出每句中的错误，并在不改变句子意思的前提下，将正确答案写在题后的横线上。 (     )1. By the end of last week, he has read 8 story books . A              B                      C                       D (     )2. Must I finish the work at the moment ? No, you mustn't . A                             B          C                        D (     )3. Besides his scientific research , he devoted himself to work for the human rights. A                              B       C                               D (     )4. You have to tell your parents before you go out, haven't you? A               B                  C                         D (     )5. Why don't read the film review first ? A     B                  C      D