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【单选题】
互见中,两艘机动船相遇,下列说法哪种正确:1当前船对位正横后22.5°的他船是否在追越本船有怀疑时,应假定两船为交叉相遇局面;2当后船对本船是否正在追越前船持有怀疑时,应假定正在追越中;3当前船对后船是否正在追越本船持有怀疑时,应假定正在追越中。A.
②③
B.
②③
C.
①②
D.
①②③
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【单选题】The news is ____________, We are all ____________ at it. [ ]
A.
surprising；surprising
B.
surprised；surprised
C.
surprised；surprising
D.
surprising；surprised
【单选题】Which of the following statements about theoretical capacity is BEST?
A.
Theoretical capacity allows adjustments for preventive maintenance.
B.
Running a factory at this level for a short time is often better than permanently raising resource levels.
C.
Theoretical capacity levels are usually lower than rated capacity levels.
D.
Theoretical capacity levels take into account that machines occasionally break and that workers occasionally call in sick.
【单选题】All of us are _____ at the _____ result.
A.
surprising; surprised
B.
surprised; surprising
C.
surprising; surprising
D.
surprised; surprised
【简答题】Who do not probably notice the beauty of theoretical physics?
【简答题】What are the main features and theoretical base of the audiolingual method?
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