把词语补充完整，并用加“——”线的词语造句。    

1．负(    )请(    )    同(    )(    )力    攻无(    )(    )    无价(    )(    )    完璧(    )(    )   

     (    )(    )不提   神(    )秘(    )    喜(    )自(     )    天(    )地(    )

2．造句：

(1)                                                                             

(2)                                                                          

(3)                                                                           

平盖、管板与筒体对接连接的焊接接头属B类焊接接头。