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【单选题】
X、Y、Z、M、W为五种短周期元素。X、Y、Z是原子序数依次递增的同周期元素,且最外层电子数之和为15;X 与Z可形成XZ 2 分子;Y与M形成的气态化合物在标准状况下的密度为0.76g· L -1 ,W在短周期主族元素中原子半径最大。下列说法正确的是
A.
原子半径:W> Y> X
B.
元素X与M形成化合物的空间构型可以是正四面体型、直线型或平面型等
C.
将X Z 2 通入W单质与水反应后的溶液中,生成的盐一定只有一种
D.
Y元素的含氧酸都属于强酸
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参考答案:
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【单选题】患儿女,3岁。患流行性腮腺炎第3天,高热,头痛,呕吐,考虑患儿可能并发了
A.
支气管肺炎
B.
急性胰腺炎
C.
脑膜脑炎
D.
心肌炎
E.
喉炎
【单选题】患儿女,3岁。患流行性腮腺炎第3天,高热,头痛,呕吐,考虑该患儿可能并发了
A.
支气管肺炎
B.
急性胰腺炎
C.
脑膜脑炎
D.
心肌炎
E.
喉炎
【单选题】Which description of the dragon boat racing is not correct?
A.
Each dragon boat needs only one rower.
B.
A solemn ceremony is held to worship the Dragon King.
C.
Dragon boat racing is a spectacle.
D.
Dragon boat racing is very popular in southern China.
【单选题】Which are true statements about the following module?class dragon { exports com.dragon.fire; exports com.dragon.scales to castle;}
A.
All modules can reference the com.dragon.fire package.
B.
All modules can reference the com.dragon.scales package.
C.
Only the castle module can reference the com.dragon.scales package.
D.
None of the above
【多选题】共青团三大品牌工作是:______ * [多选题]
A.
“青年文明号”
B.
“青年志愿者”
C.
“希望工程”
D.
“青年岗位能手”
【单选题】患儿,女,6岁。患流行性腮腺炎第3天,高热不退,头痛,呕吐,该患儿可能并发了
A.
喉炎
B.
胰腺炎
C.
心肌炎
D.
脑膜脑炎
E.
支气管炎
【单选题】The legend about the dragon says that
A.
when the painter added eyes to an almost finished and perfect painting of a dragon, that dragon suddenly became alive and flew into the air.
B.
when two dragons fly together in the sky it is a erous omen for the state.
C.
do not be afraid of the dragons, because the fiercest dragon lies hidden behind your own selfishness.
D.
the person who loved collecting pictures of dragons, was scared to death when an actual dragon peeked at him from a window.
【单选题】“运输工具名称”栏应填:
A.
KOnA DRAGON V 0098
B.
KODA DRAGON/0098
C.
KODA DRAGON
D.
KODA DRAGON—0098
【多选题】共青团三大品牌工作是:
A.
“青年文明号”
B.
“青年志愿者”
C.
“希望工程”
D.
“青年岗位能手”
【单选题】“运输工具名称”栏应填:
A.
KODA DRAGON V0098
B.
KODA DRAGON/0098
C.
KODA DRAGON
D.
KODA DRAGON—0098
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