与x轴相交于
,
两点,与y轴相交于点
,抛物线的顶点为D .
,求点E的坐标;
下方抛物线上任意一点,过点P作
轴于点H , 与
交于点M . 当线段
取到最大值时,若F为y轴上一动点,求
的最小值.
①
君主立宪制 | A德国 | |
半专制君主立宪制 | B英国 | |
总统任期四年 | C法国 | |
总统任期七年 | D美国 |
②
把党的工作重心从乡村转移到城市 | A万隆会议 | |
提出求同存异方针 | B七届二中全会 | |
确立了土地革命和武装反抗国民党反动派的总方针 | C遵义会议 | |
中共从幼稚走向成熟 | D八七会议 |
材料一:

军叫工农革命,旗号镰刀斧头。
匡庐一带不停留,要向潇湘直进。
地主重重压迫,农民个个同仇。
秋收时节暮云愁,霹雳一声暴动。
——
材料二:长征开始后,广大干部、战士眼看第五次反“围剿”开始以来,红军迭次失利,现在又几乎濒于绝境,这与前四次反“围剿”胜利发展的情况形成鲜明的对照。他们由此逐渐觉悟到,这是排斥以为代表的正确领导,贯彻执行错误的军事指挥方针的结果。
——《中国历史》第一卷
材料三:在日本帝国主义加紧对我国的侵略,民族危机空前严重的关头,中共中央提出了建立抗日民族统一战线的政策。1936年,中国促成西安事变的和平解决,对推动国共第二次合作、共同抗日起了重大的历史作用。
——《筑梦中国》(第一集)
用线连一连。
材料一:
表2
|
史料记载 |
出处 |
|
神农氏“尝百草之滋味,水泉之甘苦,令民知所避就。当此之时,一日而遇七十毒”“始有医药” |
《淮南子·修务训》 |
|
“伏羲画八卦,所以六气六腑,五行五藏,阴阳四时,水火升降,得以有象,百病之理,得以有类。乃尝百药而制九针,以拯天枉” |
《帝王世纪》 |
|
“上古之时,医有俞时,治病不以汤药,乃割皮解肌,诀脉结筋,揲荒爪幕,湔浣肠胃” |
《史记·扁鹊仓公列传》 |
材料二:
新石器时代的考古发现中,有山东胶县三里河遗址人头骨变形和侧门牙被拔除的情况。大汶口遗址、曲阜西夏侯遗址、江苏邳县大墩子遗址、福建闽侯石山以及台湾屏东鹅銮鼻等新石器时代墓葬都有相同的发现。研究者发现这种拔除和变形,绝不全是外伤所成。
——摘编自白寿彝主编《中国通史》
When talking about picking a right school, a mother and teacher gave some pieces of advice.
In the latest issue (期) of Youth magazine, the mother shared the school advice she gave her daughters with young people across the country.
“I’ve told my daughters many times that I don’t want them to choose a name,” the mother said. “I don’t want them to think, ‘Oh, I should go to these top schools.’ We live in a country with hundreds of excellent universities. So the first question is: what's going to work for me?”
“When it was time to prepare for picking schools, nobody around me believed I could get into Xiamen University. But through hard work I finally made it,” she continued. “So, my second piece of advice is: believe in yourself, no matter what other people might say. Once your goal is set, you only need to try your best to make it come true.”
“The last piece of advice is not to be worried even if your dreams don’t come true. As I’ve said above, there are so many good universities out there. So it's important for everybody to understand that you can always find a university that gives you a great education.”
|
演讲内容 |
语言表达 |
仪表仪容 |
|
|
所占比例 |
30% |
60% |
10% |
|
小丽得分 |
90 |
85 |
75 |
则小丽的最终演讲评分为.
B .
C .
D .
的边长为4,
,
分别是
,
边上的动点,
,
,则下列结论:①
;②
为等边三角形;③
;④若
,则
.其中正确个数为( )
题目:那份不一样的真情
要求:除诗歌外,文体不限。不少于600字。文中不得出现真实的人名、校名和地名。
下图为我国亚热带某区域的等高线示意图,该区域的耕地大多数沿河谷分布,少数分布于山坡地带。
