2015年3月下旬,也门内战升级,安全局势恶化,大批侨民人身安全受到直接威胁,我国派出军舰迅速前往也门,安全撤离中国公民,同时还协助撤离10个国家在也门的225名侨民。中国此举不仅在国内受到广大民众的点赞,在国际上也引起很大反响。我国政府高度关注中国公民的安全,体现了我国人民民主专政的国家性质,其本质是( )
The headmaster was dismissed three months ago.The post is too important to leave __________ any longer,especially before the college entrance examination.
There are a lot of computers in the lab,and they need professional __________ to make sure they can be in a good state.
He is __________ every day.He has never been late for school.
Universities have to provide student __________ for first-year students.
The space walk will last six and a half hours and the repair of Discovery is expected to __________ a little more than an hour.