at  home.

　　D

　　52. But for the help of my English teacher, I would not win the first  prize in the English Writing Competition.

                  A                    B                                            C                                    D

　　53.Those brave army soldiers would rather die with their heads high than  lived with their knees bent.

                                                                A                    B                                      C                                D

　　54.No sooner had Professor Smith begun to speak when some noise  arose from the audience.

                                 A                               B                        C                       D

　　55.It is no good try to remember grammatical rules.You need to practice  what you have learned.

                  A              B                                                              C                                              D