:explode:常用的先行词:
belief , idea, doubt, news, fact, promise, hope, conclusion, rumor ,problem, opinion, truth, report, thought, statement, information, discovery
例句:
:star: He turned down the proposal that she offered at the meeting. (定语从句, 因为that在从句中是占成分的)
:star: He turned down the proposal that she should be sent abroad to study. (同位语从句, proposal 不占从句中任何成分, 同位语是完整的结构)
-- turn down 拒绝