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【单选题】
β 受体阻断药禁用于
A.
头痛
B.
支气管哮喘
C.
心绞痛
D.
甲状腺功能进
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【单选题】下面哪一项在康德的哲学思想中是对一切有理性者有效的?()
A.
实践行为
B.
理论行为
C.
道德行为
D.
自由行为
【单选题】与HBr反应的主要产物是( )
A.
2-溴-1-丙醇
B.
1-溴-2-丙醇
C.
3-溴-1-丙醇
D.
3-溴-2-丙醇
【单选题】下述化合物与HBr反应的主要产物是:
A.
产物A
B.
产物B
C.
产物C
D.
产物D
【单选题】— Thanks for your help. — Don’t mention it. I _______ offered some advice.
A.
basically
B.
merely
C.
eventually
D.
hopefully
【简答题】The city council is_______over by the mayor.distinctivedenoteassetprincipalengagementcompilestaplepresidedeceiveappreciative
【单选题】The city council is planning a huge road-bulding programme to ease congestion. The underlined part means .
A.
calm
B.
relieve
C.
comfort
D.
still
【判断题】Britain has formally left the EU on 31st, Jan, 2020.
A.
正确
B.
错误
【判断题】发动机中常用的空气滤清器主要有过滤式、离心式、油浴式、复合式四种。( )
A.
正确
B.
错误
【单选题】— I'm sorry. I didn't spill the juice on your clothes________. — Don't mention it. [      ]
A.
by accident
B.
in this way
C.
in general
D.
on purpose
【单选题】The city council is planning a huge road-building programme to ease congestion. The underlined part Means _____.
A.
calm
B.
relieve
C.
comfort
D.
still
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