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【单选题】
unit 1 news item 2A.
College costs are rising.
B.
It’s hard for students to complete study programs.
C.
There are not enough jobs for all those gradates.
D.
Employers cannot find enough technical workers.
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举一反三
【单选题】Hemolytic streptococcus, which causes human diseases, is 90%
A.
Group A hemolytic streptococcus
B.
Group B hemolytic streptococcus
C.
Group C hemolytic streptococcus
D.
Group D hemolytic streptococcus
【简答题】Streptococcus pneumoniae
【简答题】Which statement is not right about streptococcus?A. It is arranged in chain, B. β-Hemolytic streptococcus is more virulent than α-hemolytic one. C. 90% pathogenic streptococcus is in Group B. D. Nonh...
【单选题】"几个小时前我还是皇家警察，但现在我已是一名堂堂正正的香港警察了。"该警察说这句话是因为几个小时前（）
A.
举行了耶小平与撒切尔夫人的会谈
B.
中英两国政府举行了香港政权交接仪式
C.
邓小平提出了"一国两制"的构想
D.
中英签署了关于香港问题的《联合声明》
【单选题】Each statement is right about group A streptococcus EXCEPT___?
A.
Most streptococcus in Group A cause α- hemolysis .
B.
Group A Streptococcus, which is synonymously known as S.pyogenes
C.
90% pathogenic streptococcus is in Group
D.
Most streptococci containing the group A antigen are S pyogenes .
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