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搜题
【单选题】
水流发生水跌现象严格讲临界水深的位置发生在( )。A.
突变c-c断面处
B.
c-c断面的上游3～4倍hk处
C.
c-c断面的下游3～4倍hk处
D.
c-c断面的上游1～2倍hk处
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Which of the following is not one of the four main types of tissues?
A.
basement
B.
epithelial
C.
connective
D.
muscle
【单选题】There are four main types of decisions. Which type of decision is also called an ad hoc decision?
A.
Nonstructured
B.
Nonrecurring
C.
Structured
D.
Defined
【简答题】Roman citizens entertained themselves with public performances such as __________________ and _______________
【单选题】There are four main types of marine engines ____ and the marine nuclear plant.
A.
the diesel engine, the steam turbine and the dual-fuel engine
B.
the diesel engine，the steam turbine and the gas turbine
C.
the gas-diesel engine, the gasoline engine and the diesel engine
D.
the gasoline engine, the diesel engine and the steam turbine
【判断题】Toga, a cloth wore by the Romans as a sign of being Roman citizens, were proundly wore by some free Celts at the time of Roman ruling.
A.
正确
B.
错误
【简答题】The two classes of citizens in the Roman Republic were __________ and ______________
【多选题】There are four main types of writing. What are they?
A.
narration
B.
description
C.
exposition
D.
argumentation
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