【多选题】
我国上市使用的轮状病毒疫苗有<span contenteditable="false" class="xe-blanknumber" data-name="blanknumber" data-content="{"content":"1"}">1</span>、<span contenteditable="false" class="xe-blanknumber" data-name="blanknumber" data-content="{"content":"2"}">2</span>、<span contenteditable="false" class="xe-blanknumber" data-name="blanknumber" data-content="{"content":"3"}">3</span>。
【多选题】
已上市的霍乱疫苗包括两种,分别为<span contenteditable="false" class="xe-blanknumber" data-name="blanknumber" data-content="{"content":"1"}">1</span>、<span contenteditable="false" class="xe-blanknumber" data-name="blanknumber" data-content="{"content":"2"}">2</span>。
【单选题】
在采访中,记者既要"身入",又要"心入"。"心入",就是要有强烈的社会责任感, 要对客观事物进行由表及里的分析,还要().
【多选题】
Whatdoestheword"steal"(thelastpara.)mean?<br/>
【多选题】
<p>《预防和控制肺炎与腹泻病的全球综合行动计划(GAPPD)》中,5岁以下儿童腹泻防控目标为,到2025年,在全球5岁以下儿童中,重症腹泻发病率比2010年降低<span class="xe-blanknumber" contenteditable="false" data-name="blanknumber" data-content="{"content":"1"}">1</span>,腹泻死亡率减少到<span class="xe-blanknumber" contenteditable="false" data-name="blanknumber" data-content="{"content":"2"}">2</span>。</p>
【判断题】
新闻用事实说话,即写出事实并把事实说清楚,是"根据事实来描写事实"而不是"根据希望来描写事实"().
【单选题】
已知<img class="kfformula" src="20190809/1565322050560879.png" data-latex="A\left ( {0,-2} \right )"/>,<img class="kfformula" src="20190809/1565322050489966.png" data-latex="B\left ( {x,6} \right )"/>的中点坐标为<img class="kfformula" src="20190809/1565322050782302.png" data-latex="\left ( {-1,y} \right )"/>,则<img class="kfformula" src="20190809/1565322050701271.png" data-latex="x"/>,<img class="kfformula" src="20190809/1565322050277662.png" data-latex="y"/>的值分别为( )
①
<img class="kfformula" src="20190809/1565322050358526.png" data-latex="x=-4,y=-2"/>
②
<img class="kfformula" src="20190809/1565322050607462.png" data-latex="x=2,y=4"/>
③
<img class="kfformula" src="20190809/1565322050656212.png" data-latex="x=-4,y=25"/>
④
<img class="kfformula" src="20190809/1565322050205695.png" data-latex="x=-2,y=2"/>
【单选题】
等差数列<img class="kfformula" src="20190809/1565317844150977.png" data-latex="\left \{ {{a}_{n}} \right \} "/>的首项<img class="kfformula" src="20190809/1565317844698638.png" data-latex="{a}_{1}=-2"/>,<img class="kfformula" src="20190809/1565317844536248.png" data-latex="{S}_{3}=3"/>,那么( )
①
<img class="kfformula" src="20190809/1565317844862924.png" data-latex="d=3"/>
②
<img class="kfformula" src="20190809/1565317844935823.png" data-latex="d=2"/>
③
<img class="kfformula" src="20190809/1565317844903124.png" data-latex="d=-2"/>
④
<img class="kfformula" src="20190809/1565317844953331.png" data-latex="d=-3"/>
【单选题】
已知img class=kfformula src=zzximg/20190809/1565322050560879.png data-latex=A\left ( {0,-2} \right )/img class=kfformula src=zzximg/20190809/1565322050489966.png data-latex=B\left ( {x,6} \right )/的中点坐标为img class=kfformula src=zzximg/20190809/1565322050782302.png data-latex=\left ( {-1,y} \right )/img class=kfformula src=zzximg/20190809/1565322050701271.png data-latex=x/img class=kfformula src=zzximg/20190809/1565322050277662.png data-latex=y/的值分别为( )
①
img class=kfformula src=zzximg/20190809/1565322050607462.png data-latex=x=2,y=4/
②
img class=kfformula src=zzximg/20190809/1565322050205695.png data-latex=x=-2,y=2/
③
img class=kfformula src=zzximg/20190809/1565322050358526.png data-latex=x=-4,y=-2/
④
img class=kfformula src=zzximg/20190809/1565322050656212.png data-latex=x=-4,y=25/
【单选题】
<img class="kfformula" src="20190809/1565313651838733.png" data-latex="\sqrt {7}+\sqrt {3}"/>与<img class="kfformula" src="20190809/1565313651801618.png" data-latex="\sqrt {7}-\sqrt {3}"/>的等比中项是( )
①
<img class="kfformula" src="20190809/1565313651278262.png" data-latex="4"/>
②
<img class="kfformula" src="20190809/1565313651577788.png" data-latex="\pm 4"/>
③
<img class="kfformula" src="20190809/1565313651689008.png" data-latex="\pm 2"/>
④
<img class="kfformula" src="20190809/1565313651298877.png" data-latex="2"/>
【单选题】
正五棱锥的底面积是<img class="kfformula" src="20190809/1565328530277328.png" data-latex="26{cm}^{2}"/>,高是<img class="kfformula" src="20190809/1565328530106797.png" data-latex="6cm"/>,则其体积是( )。
①
<img class="kfformula" src="20190809/1565328531591499.png" data-latex="104{cm}^{3}"/>
②
<img class="kfformula" src="20190809/1565328531884474.png" data-latex="{52cm}^{3}"/>
③
<img class="kfformula" src="20190809/1565328531242148.png" data-latex="78{cm}^{3}"/>
④
<img class="kfformula" src="20190809/1565328531496628.png" data-latex="156{cm}^{3}"/>