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u QUESTIONS Read the passage. Then listen to the news and fill in the blanks with the information (words, phrases or sentences) you hear. l What is coronavirus? This is a very large outbreak. This is Dr. Bill Schaffner, I’m an [Q1] ___________ disease specialist and public health person. Coronaviruses are a whole family of viruses. For the most part, they don’t cause any real clinical illness except the [Q2] __________________. But you know, from time to time, there’s a rogue coronavirus that develops. We remember SARS 2002, 2003. And then there was another, the MERS virus, the Middle East Respiratory Syndrome virus. This new virus, like those other rogue viruses, probably was first [Q3] __________________ to humans from animals. l What are the symptoms? So the symptoms resemble [Q4] _______________. It’s a respiratory virus initially. And so you have [Q5] ________________, not feeling very well, [Q6] ______________ and just feeling poorly. l Is there a cure? We don’t have a direct anti-coronavirus treatment. We can manage the patients through [Q7] _______________________________________, of course. And many patients already, the Chinese have said, have survived this infection. l How to stop the spread? The Centers for Disease Control and Prevention have this top of the mind. They have deployed over a hundred people to New York, to San Francisco and Los Angeles. They will be screening people who are arriving from [Q8] ___________________ Wuhan, China to see whether they are sick. So there are laboratories around the world, including our own national institutes of health, that are now, already working on developing a rapid [Q9] _________________ and the other thing they’re doing is starting to work on a [Q10] _____________________. The global community is really watching this with [Q11] __________________. And we in the United States definitely are [Q12] _____________________ and ready to respond. u VOCABULARY 1. rogue adj. behaving in a different way from other similar people or things, often causing damage 行为失常的;暴戾的。例如: a rogue gene 变异基因 2. respiratory adj. connected with breathing 呼吸的。例如: respiratory diseases 呼吸道疾病 3. symptomatic care 对症护理 4. vaccine n. [ 可数名词 , 不可数名词 ] a substance that is put into the blood and that protects the body from a disease 疫苗。例如: a measles vaccine 麻疹疫苗 5. on the alert 警戒着, 随时准备着, 密切注意着
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【单选题】番茄绑蔓正确的为( )。
A.
在有花序的节位进行
B.
采用“∞”形绑蔓
C.
用细铁丝好
D.
以上都不对
【简答题】根据二重积分的几何意义,确定下列积分的值高等数学复旦大学出版第三版下册课后习题答案习题十 根据二重积分的几何意义,确定下列积分的值:
【单选题】B细胞具有识别特异性抗原的功能,因其表面有
A.
E受体
B.
mIg
C.
SIgA
D.
C3受体
E.
Fc受体
【单选题】B细胞具有识别特异性抗原的功能,因其表面有:
A.
E 受体
B.
mIg
C.
SIgA
D.
C3受体
E.
FC受体
【单选题】According to the policies, the name on the ticket cannot be changed once the ticket is ______.
A.
booked
B.
issued
C.
cancelled
D.
confirmed
【单选题】B细胞具有识别特异性抗原的功能,因其表面有
A.
E受体
B.
mIg
C.
sIgA
D.
C3受体
E.
FC受体
【简答题】二重积分的几何意义
【单选题】正弦交流电的周期是交流电每重复变化一次所需的时间,其国际单位是。
A.
小时
B.
分钟
C.
D.
毫秒
【单选题】B细胞具有识别特异性抗原的功能,因其表面有
A.
5
B.
E受体
C.
mIg
D.
sIgA
E.
C3受体
F.
FC受体
【判断题】厚重的色彩通常纯度较高。
A.
正确
B.
错误
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