A:春播的田野上,父子兄妹聚在一块承包的田里精耕细作
B:日新月异的深圳:“时间就是金钱,效率就是生命”标语振奋人心
C:浦东新区,高楼四起,跨国公司的招牌引人注目
D:美丽的海港城市厦门,有各地客商、民工来去匆匆
已知:
①A、B、C、D均能与NaHCO3反应;
②只有A、D能与FeCl3溶液发生显色反应,A苯环上的一溴代物只有两种;
③F能使溴水褪色且不含有甲基;
④H能发生银镜反应.
根据题意回答下列问题:
短文改错。
Do you like pop music? Most people did ____. One of the best bands is the New Ocean Waves. In the last twelve month ____, they've had three major concerts and make ____ a hit CD. They're going to appear in ____ CCTV next month. And then they are going to go on a world tour which ____ they will perform in ten different cities. Be sure not to miss them if they will come ____ to a city near you-- if you can get tickets. For years, we played other peoples' ____ songs,“says leader Zhu Wen. “But now we play most ____ our own songs. We've had few ____ songs in the top ten, but we really hope to have a number one hit some day.” Good lucky ____ to the New Ocean Waves! They're off to a great start. And they're really nice people.
NA表示阿伏加德罗常数的值.下列说法中正确的有几项( )
①1mol铁与1molCl2充分反应,转移电子数为3NA
②常温常压下,2gD216O中含中子数、质子数、电子数均不相等
③等质量的N2和CO所含分子数均为NA
④过氧化钠与水反应时,生成0.5molO2转移的电子数为2NA
⑤在含A13+总数为NA的AlC13溶液中,Cl﹣总数大于3NA
⑥一定温度下,1mol•L﹣1的CH3COONa溶液含NA个CH3COO﹣.
名篇名句默写
①陶渊明《归去来兮辞》里写自己回乡后喜话家常、以乐为伴的句子是____、____。
②王勃《滕王阁序》中写尽九月之景、有色彩变化之美的句子是____、____。
③王勃《滕王阁序》写云消雨停、艳阳高照的景象的句子是____、____。
“党是我们的领路人”。中学生小张学习了初中思想品德课后,深有感触。下面能体现这一认同的事例有( )
①十八届六中全会聚焦全面从严治党重大主题 ②在“十三五规划”中,脱贫攻坚决策成为国家意志
③严肃查处辽宁拉票贿选案 ④纪念长征胜利80周年,宣誓接力长征