阿里改革给埃及注入了生机和活力,但却昙花一现。造成这种结果的主要原因是

2016年11月，中办发文《关于在北京市、山西省、浙江省开展国家监察体制改革试点方案》。部署在3省市设立各级监察委员会，从制度建设上先行先试、探索实践，为在全国推广积累经验。这坚持了（    ）

①改革是推动社会发展的根本动力

②生产关系一定要适合生产力状况的规律

③矛盾普遍性与特殊性的辩证统一

④上层建筑一定要适合经济基础状况的规律

将下列句子改为陈述句。

①这么重的东西，我怎么拎得动呢？②大千世界，哪里没有野花的倩影？

铁是一种应用广泛的金属。下列有关铁的叙述正确的是（ ）

    Do you know 2022World Cup will be held in Qatar（卡塔尔）．And FIFA（国际足联） has made a big decision．The 2022Qatar World Cup will be held in November and December．It is the first time FIFA has moved the event from its traditional summer to winter．

    According to the decision，the 2022World Cup will start on November 21．The final will take place on December18，one week ahead of Christmas．The tournament will last 28days，half a week shorter than usual．

    FIFA said，"This is an important step for us．December18，2022is a Sunday，and it's National Day in Qatar，so it fits perfectly．"

    Many people disagree that Qatar has the chance to held the 2022World Cup，since summer temperatures is very high﹣sometimes，the temperature may be about 50℃．So the country has an idea to move it to winter．At last FIFA gave the chance to Qatar．

    Although the change is good for the players，there is still much opposition．The biggest opposition comes from the major European leagues（欧洲联赛），because the new time will be just Europe's club season．FIFA said they will try their best to make things go well．