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【单选题】
每年的7月14日是（）。A.
英国的国庆节
B.
法国的国庆节
C.
意大利的国庆节
D.
西班牙的国庆节
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【简答题】阅读理解。 Question: My ninth-grade art teacher doesn't give any grade above 94% because, she says, 'There's always room for improvement.' In previous years, I earned a 99% and a 100%. The 94% I received t...
【单选题】Billy, a hard-working student, is fourteen years old and in the ninth grade. He has a part-time job that【C1】______him up every morning at five o' clock, when most people are still【C2】______ asleep. He...
A.
were
B.
take
C.
gets
D.
pick
【多选题】患者女性，20岁，机关职员，广东籍，现住广州。9月13日下午到某区综合医院急诊。患者自述昨日晚上与朋友5人到市内A餐厅聚餐，吃过凉拌菜，卤水拼盘、鸡、草鱼、海虾、蟹、青菜炒猪肉等。次晨开始出现腹泻后呕吐，泻吐量大，到求诊时腹泻水样便已有10次，期间无腹痛和发热，曾出现小腿痉挛。患者1周内未离开过市区，无饮生水史，素往健康。体查，精神差，皮肤稍干皱，血压70/45mmHg。对霍乱的认识哪些是正确的（...
A.
霍乱菌是生长速度最快的细菌之一
B.
霍乱菌只适合在碱性环境下生长，因此使用碱胨水进行增菌培养
C.
霍乱弧菌有多个血清群
D.
由霍乱弧菌引起的腹泻病是法定传染病管理的甲类传染病之一
E.
霍乱病是指由O1群、O139群霍乱弧菌引起的急性腹泻病
F.
霍乱病人入院隔离治疗症状消失，需连续二天粪便培养阴性才可解除隔离
【单选题】某班学生的统计学平均成绩是70分，最高分是96分。最低分是62分，根据这些信息，可以计算的测度离散程度的统计量是( )。
A.
方差
B.
极差
C.
标准差
D.
变异系数
【简答题】Monty was the son of a horse trainer. When he was in his ninth grade, he was asked to write a _ _36_ _ about what he wanted to be and do when he grew up. That night he wrote a seven-page paper saying ...
【单选题】某班学生的统计学平均成绩是70分，最高分是95分，最低分是65分，根据这些信息，可以计算的测度离散程度的统计量是( )。
A.
方差
B.
极差
C.
标准差
D.
中位数
E.
四分位差
【单选题】听力原文： Virginia Brown is in the ninth grade at Ashley High School Since her first year in school, she has had perfect attendance and all her grades have been A's. However, she got a C in cooking class ...
A.
He only wants to change his daughter's grade.
B.
He wants to have the teacher apologize to his daughter.
C.
He only asks for compensation for emotional damages.
D.
He wants to change the grade and compensation.
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