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【单选题】
选择性地作用于 β 受体的药物是
A.
多巴胺
B.
多巴酚丁胺
C.
叔丁喘宁
D.
氨茶碱
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参考答案:
举一反三
【单选题】根据STCW规则,所有分派作为负责值班的高级船员或组成值班的普通船员在连续两天内的休息时间最低不应少于几小时()?
A.
12
B.
20
C.
6
D.
24
【单选题】GMP将无菌制剂的生产区域分为四个级别,口服固体制剂的生产应当参照“无菌药品”附录的( )级别洁净区的要求设置。
A.
D级
B.
B级
C.
C级
D.
A级
E.
以上都不是
【单选题】—I failed again in the maths exam. How disappointing! —You it! You never spend time on your maths study.
A.
admit
B.
stand
C.
need
D.
deserve
【单选题】I wonder how he could  _____ not handing in his maths exercises  yesterday, for his maths teacher is always strict with his students. [     ]
A.
get away with
B.
get down to
C.
get along with
D.
get around
【单选题】maths
A.
语文
B.
数学
【单选题】根据STCW规则,所有分派作为负责值班的高级船员或组成值班的普通船员在连续两天内的休息时间最低不应少于多少个小时。
A.
12
B.
20
C.
6
D.
24
【单选题】The International Maths Summer Camp was held in Wuhan,____ the top students in maths from all over the world.
A.
bringing back
B.
bringing together
C.
which brought around
D.
gathering around
【单选题】You’d better try different ways you can think of maths problems. It’s good for you to learn maths well.
A.
work out
B.
to work out
C.
working out
D.
is working out
【单选题】maths
A.
前缀
B.
C.
数学
D.
研究
【单选题】构造方法名必须与()相同,它没有返回值,用户不能直接调用它,只能通过new调用。
A.
变量名
B.
对象名
C.
包名
D.
类名
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