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设计公司办公室设计
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举一反三
【简答题】Fred is second  in maths in our class, but beliveve it or not, he _____ passed the last exam. [     ] A. easily B. hardly B. actually D. successfully
【单选题】设函数u(x,y)=ψ(x+y)+ψ(x—y)+∫x-yx+yψ(t)dt,其中函数ψ具有二阶导数,ψ具有一阶导数,则必有
A.
B.
C.
D.
【单选题】下列属于正常细胞性贫血的是
A.
急性失血性贫血
B.
骨髓增生异常综合征
C.
缺铁性贫血
D.
慢性失血性贫血
E.
铁粒幼细胞性贫血
【单选题】设函数 ,其中函数 具有二阶导数, 具有一阶导数,则必有( )
A.
B.
C.
D.
【简答题】设函数u(x,y)=φ(x+y)+φ(x-y)+ψ(t)dt,其中函数φ具有二阶导数,ψ具有一阶导数,则必有______. (A) (B) (C)设函数u(x,y)=φ(x+y)+φ(x-y)+ (t)dt,其中函数φ具有二阶导数,ψ具有一阶导数,则必有______。
【单选题】Fred is second to none in math in our class,but ________,he hardly passed the final math exam. [     ]
A.
as a matter of fact
B.
as usual
C.
right away
D.
believe it or not
【单选题】属于正常细胞性贫血的是
A.
缺铁性贫血
B.
慢性失血性贫血
C.
急性失血性贫血
D.
骨髓增生异常综合征
E.
铁粒幼细胞性贫血
【单选题】Fred is second to none in English in our class, but believe it or not, he _____ passed the last exam.
A.
ultimately
B.
successfully
C.
permanently
D.
hardly
【单选题】Fred is second to none in maths in our class, but believe it or not, he ________ passed the last exam.
A.
easily
B.
hardly
C.
actually
D.
successfully
【单选题】Fred is second to none in maths, but he ____ passed the last exam.
A.
easily
B.
hardly
C.
actually
D.
successfully
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