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【简答题】
已知：如图，抛物线y=a(x-1) 2 +c与x轴交于点A（1- ，0）和点B，将抛物线沿x轴向上翻折，顶点P落在点P'（1，3）处． （1）求原抛物线的解析式； （2）学校举行设计比赛，九年级5班的小明在解答此题生灵感：过点P'作x轴的平行线交抛物线于C、D两点，将翻折后得到的新图象在直线CD以上的部分去掉，设计成一个“W”型的，“5”的拼音开头字母为W，“W”图案似大鹏展翅，寓意深远；而且小明通过计算惊奇的发现这个“W”图案的高与宽（CD）的比非常接近黄金分割比 ．请你计算这个“W”图案的高与宽的比到底是多少？
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A.
甲状腺B超
B.
TSH
C.
TT3、TT4
D.
甲状腺MPd
E.
FT3、FT4
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【单选题】抗体破坏病毒感染细胞的机制是( )。
A.
直接中和细胞内病毒颗粒
B.
诱导非感染T细胞释放干扰素
C.
与细胞表面病毒诱导的抗原决定簇结合并活化补体
D.
调理吞噬杀死游离病毒
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【简答题】下列各组物质中,能发生取代反应的是( )A. 苯与氢气 B、苯与溴 C、苯与浓硫酸 D、苯与浓硝酸 E、苯与水
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【单选题】【D5】 SPEAKER A: I HAVE AN ADMIRATION FOR CHINESE KUNG FU. BRUCE LEE, JET LI AND JACKIE CHAN ARE VERY POPULAR IN MOVIES CIRCL E. SPEAKER B: I LIKE THE MOVIE HUANG FEIHONG BEST. DO YOU ENJOY SWORDSMAN M...
A.
WUSHU SCHOOLS HAVE DEVELOPED QUICKLY.
B.
WUSHU HAS A VERY DEEP BASE FROM THE MASSES.
C.
IT CAN STRENGTHEN PHYSICAL HEALT H.
D.
WUSHU IS POPULAR WITH YOUNG PEOPL
E.
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【单选题】一项博弈中,如果双方合作则各获得3的收益,如果双方不合作则各获得1的收益;如果一方合作一方不合作,则选择合作的一方无收益,选择不合作的一方获得5的收益。Alice的策略是“单数轮次合作,双数轮次不合作”,Bob的策略是“TIT FOR TAT”,请问连续5轮之后两人的总收益分别是多少?
A.
Alice  13 Bob  13
B.
Alice 14 Bob 10
C.
Alice 7 Bob 15
D.
Alice 15 Bob 15
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【单选题】【D6】 SPEAKER A: I HAVE AN ADMIRATION FOR CHINESE KUNG FU. BRUCE LEE, JET LI AND JACKIE CHAN ARE VERY POPULAR IN MOVIES CIRCL E. SPEAKER B: I LIKE THE MOVIE HUANG FEIHONG BEST. DO YOU ENJOY SWORDSMAN M...
A.
WUSHU SCHOOLS HAVE DEVELOPED QUICKLY.
B.
WUSHU HAS A VERY DEEP BASE FROM THE MASSES.
C.
IT CAN STRENGTHEN PHYSICAL HEALT H.
D.
WUSHU IS POPULAR WITH YOUNG PEOPL
E.
查看完整题目与答案
【单选题】甲状腺功能亢进患者考虑停用他巴唑,最可能的原因是
A.
全身酸痛、出汗
B.
突眼加重
C.
胃肠道症状
D.
白细胞计数低于4×109 /L
E.
中性粒细胞低于1.5×10 9 /L
查看完整题目与答案
【多选题】下列各组物质中,能发生取代反应的是( )
A.
苯与氢气
B.
苯与溴
C.
苯与浓硫酸
D.
苯与浓硝酸
E.
苯与水
查看完整题目与答案
【单选题】—Do:you often see William _  __ _ on the playground? —No, but he is often seen _____ Chinese kung fu in the park. [     ]
A.
run, do
B.
run, to do
C.
running, do
D.
running, to do
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【单选题】【D7】 SPEAKER A: I HAVE AN ADMIRATION FOR CHINESE KUNG FU. BRUCE LEE, JET LI AND JACKIE CHAN ARE VERY POPULAR IN MOVIES CIRCL E. SPEAKER B: I LIKE THE MOVIE HUANG FEIHONG BEST. DO YOU ENJOY SWORDSMAN M...
A.
WUSHU SCHOOLS HAVE DEVELOPED QUICKLY.
B.
WUSHU HAS A VERY DEEP BASE FROM THE MASSES.
C.
IT CAN STRENGTHEN PHYSICAL HEALT H.
D.
WUSHU IS POPULAR WITH YOUNG PEOPL
E.
查看完整题目与答案
相关题目：
【单选题】患者，女性，24岁，孕6个月，多食、消瘦、多汗、心悸2个月，确诊甲状腺功能亢进最可靠的检查是
A.
甲状腺B超
B.
TSH
C.
TT3、TT4
D.
甲状腺MPd
E.
FT3、FT4
查看完整题目与答案
【单选题】抗体破坏病毒感染细胞的机制是( )。
A.
直接中和细胞内病毒颗粒
B.
诱导非感染T细胞释放干扰素
C.
与细胞表面病毒诱导的抗原决定簇结合并活化补体
D.
调理吞噬杀死游离病毒
查看完整题目与答案
【简答题】下列各组物质中,能发生取代反应的是( )A. 苯与氢气 B、苯与溴 C、苯与浓硫酸 D、苯与浓硝酸 E、苯与水
查看完整题目与答案
【单选题】【D5】 SPEAKER A: I HAVE AN ADMIRATION FOR CHINESE KUNG FU. BRUCE LEE, JET LI AND JACKIE CHAN ARE VERY POPULAR IN MOVIES CIRCL E. SPEAKER B: I LIKE THE MOVIE HUANG FEIHONG BEST. DO YOU ENJOY SWORDSMAN M...
A.
WUSHU SCHOOLS HAVE DEVELOPED QUICKLY.
B.
WUSHU HAS A VERY DEEP BASE FROM THE MASSES.
C.
IT CAN STRENGTHEN PHYSICAL HEALT H.
D.
WUSHU IS POPULAR WITH YOUNG PEOPL
E.
查看完整题目与答案
【单选题】一项博弈中,如果双方合作则各获得3的收益,如果双方不合作则各获得1的收益;如果一方合作一方不合作,则选择合作的一方无收益,选择不合作的一方获得5的收益。Alice的策略是“单数轮次合作,双数轮次不合作”,Bob的策略是“TIT FOR TAT”,请问连续5轮之后两人的总收益分别是多少?
A.
Alice  13 Bob  13
B.
Alice 14 Bob 10
C.
Alice 7 Bob 15
D.
Alice 15 Bob 15
查看完整题目与答案
【单选题】【D6】 SPEAKER A: I HAVE AN ADMIRATION FOR CHINESE KUNG FU. BRUCE LEE, JET LI AND JACKIE CHAN ARE VERY POPULAR IN MOVIES CIRCL E. SPEAKER B: I LIKE THE MOVIE HUANG FEIHONG BEST. DO YOU ENJOY SWORDSMAN M...
A.
WUSHU SCHOOLS HAVE DEVELOPED QUICKLY.
B.
WUSHU HAS A VERY DEEP BASE FROM THE MASSES.
C.
IT CAN STRENGTHEN PHYSICAL HEALT H.
D.
WUSHU IS POPULAR WITH YOUNG PEOPL
E.
查看完整题目与答案
【单选题】甲状腺功能亢进患者考虑停用他巴唑,最可能的原因是
A.
全身酸痛、出汗
B.
突眼加重
C.
胃肠道症状
D.
白细胞计数低于4×109 /L
E.
中性粒细胞低于1.5×10 9 /L
查看完整题目与答案
【多选题】下列各组物质中,能发生取代反应的是( )
A.
苯与氢气
B.
苯与溴
C.
苯与浓硫酸
D.
苯与浓硝酸
E.
苯与水
查看完整题目与答案
【单选题】—Do:you often see William _  __ _ on the playground? —No, but he is often seen _____ Chinese kung fu in the park. [     ]
A.
run, do
B.
run, to do
C.
running, do
D.
running, to do
查看完整题目与答案
【单选题】【D7】 SPEAKER A: I HAVE AN ADMIRATION FOR CHINESE KUNG FU. BRUCE LEE, JET LI AND JACKIE CHAN ARE VERY POPULAR IN MOVIES CIRCL E. SPEAKER B: I LIKE THE MOVIE HUANG FEIHONG BEST. DO YOU ENJOY SWORDSMAN M...
A.
WUSHU SCHOOLS HAVE DEVELOPED QUICKLY.
B.
WUSHU HAS A VERY DEEP BASE FROM THE MASSES.
C.
IT CAN STRENGTHEN PHYSICAL HEALT H.
D.
WUSHU IS POPULAR WITH YOUNG PEOPL
E.
查看完整题目与答案