战略史家加迪斯认为,大战略领导的雄辩能力并不重要。()
A. 对
B. 错
大战略中的领导体现了历史的偶然性和不可复制性。()
A. 对
B. 错
awardwelfaremoldassembleannualenduranceconvinceemphasizeThey met at an _____ convention in New York.1.It is a harsh test of _____ for the athletes.She should be able to _____ you of stupid decision andfuture consequences.4.The ____ crowd assumed him was there to observe the race.5.They were uneasy and very concerned for his _____.6.The film won an Oscar _____ for 1985.
在放大电路中,若测得晶体管三个极的电位分别为9V,4V,3.4V,则该管为( )
A. NPN型硅管
B. NPN型锗管
C. PNP型硅管
D. PNP型锗管