依次填入下列各句横线处的成语，最恰当的一组是（ ）①中国人民把维护民族团结作为自己 的职责，把维护国家主权和领土完整作为自己至高无上的使命。②政府对于保护海港及遵守保护海港条例，更加 。我们需要好好保护海港，将它延续给我们的世世代代。③在英语比赛中，我们班的选手们 ，勇敢挑战一道道难题，最终为班级争得了荣誉。

_______ that he picked up French— It was in 2010 _______ he traveled in France

After the new technique was introduced, the factory produced _______ cars in 2010 as the year before

It’s his fault, not mineI’d shoot myself _____ I apologized to him

Why didn’t you go to the party ?_______ an invitation, I would have gone to the party