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标题: 请教两道语法 [打印本页]

作者: liflyy 时间: 2003-11-13 15:50
标题: 请教两道语法
a series of debates between the major candidates were
                  a                         b                                              c             scheduled for the labor day weekend.
                                                d

答案是C，我想选d

marine hiology, the study of occeanic plant and animals and their
         a                                                          b

ecological relationships, has furthered the efficient development of fisheries.                                        c                                                 d

答案是b， d对么？

作者: liflyy 时间: 2003-11-13 15:51
有点乱，不过还能看明白：（

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