在下列句子的横线上依次填入成语，最恰当的一组是（ ）①埃博拉病毒主要在乌干达、刚果、加蓬等非洲国家流行。该病毒是一种急性出血性传染病，有人对此 ，认为中国目前尚无一例出现。②云南省鲁甸地震发生在山高路陡的国家级贫困区，地质条件复杂，救援难度很大。人民解放军战士 ，为抗震救灾作出了巨大贡献。③中国的目标是打造一支蓝水海军。在独立自主的基础上也希望能得到外国技术上的 。

No sooner _____ back to the kitchen than the doorbell rang

You said boys were cleverer than girls. That is _____ I disagree.

The boy was late. He tried to enter the classroom without being noticed by the teacher, but luck ______ him.

Look at the trouble I am in! If only I youradvice!