写作：六级四十天突破—讲义与笔记（23）

45 . [A] On                              [B] With                               [C] For                    [D] By

46 . [A] broadly                       [B] thoroughly                     [C] generally           [D] completely

47 . [A] however                      [B] meanwhile                      [C] therefore           [D] moreover

48. [A] at                                [B] in                                    [C] about                [D] for

49. [A] manifested                  [B] approved                        [C] shown              [D] speculated

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