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【单选题】
某校住校学生感到不适,几天后确诊患病毒性肝炎。校保健室初步诊治,便安排其去市院住院治疗,并末引起注意。过几天后,又有的同学、班主任教师、军训的军官相继发病。保健室负责人及管理学生的干部为此受到学校的严厉批评,对的发病必须按卫生部规定的时限向当地卫生防疫机构报告疫情的是()A.
B.
校保健室
C.
学校
D.
班主任
E.
教官
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【单选题】When people shop at a flea market, how can they settle on a price?
A.
They can question their value.
B.
They can compare with the other sellers.
C.
They can bargain on a price acceptable to both.
D.
They can expect a fifty percent discount.
【简答题】Nowadays, more and more people like to shop on the Internet. How can you protect yourself from different types of Internet tricks? Following these tips can make you online shopping safer： (1) Never ...
【单选题】People can shop online at home at any time of the day.
A.
人民上网购物可以在家里的任何时间。
B.
人们可以在任何时间段里在家上网购物。
C.
人们可以通常在家里上网购物。
【单选题】---Can you tell me why more and more people choose to shop in a supermarkets? ---Because it offers a great ______ of goods.
A.
connection
B.
mixture
C.
variety
D.
majority
【简答题】阅读理解。 Mabel is a cashier (收银员) in a big shop in New York. People can buy medicine, watches, sweets, and many other things. They pay Mabel for the things they buy. At the shop people can also buy lotte...
【简答题】2019 年综合题(共12分) 40 .在RL串联正弦交流电路中,已知电阻R = 3 Ω,电感L = 0.5H ,电流 。试求: (1)电感的感抗X L ; (2)电路的总阻抗Z; (3)电源电压的有效值U。
【简答题】People can shop online at home at ________ time of the day.A. any
【单选题】People like to shop in the supermarket because they are interested in the ________ of goods on offer and can buy whatever they want.
A.
price
B.
variety
C.
value
D.
amount
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