按要求写句子。   
1．我们死后的身体能有助于他人恢复健康。我们的死是有意义的。（用恰当的关联词合并成一句话）．
                                                                                                                                                       
2．我把外公捐献器官的心愿告诉了温迪。（改成“被”字句）
                                                                                                                                                       
 3．听到爸爸要捐妈妈的眼角膜我很伤心。（改成反问句）