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【单选题】
Don't worry. You ________ plenty of time to decide. [     ]
A.
will give
B.
have given
C.
will be given
D.
are giving
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参考答案:
举一反三
【单选题】电路中熔断器FU的作用是( )。
A.
控制行程
B.
控制速度
C.
短路保护
D.
弱磁保护
【简答题】基因型为AABB和aabb的两亲本杂交,F1自交,F2群体的表现型如下:A_B_660株、A_bb91株、AAB_89株、aabb160株。问:A、B基因是否连锁?为什么?如果连锁,交换值是多少?
【单选题】The correspondent also said that
A.
it had something to do with the pressure within the American Congress.
B.
it would curb the pressure within the American Congress for more protectionist legislation.
C.
it would influence the protectionist legislation designed to keep foreign goods out.
D.
it would not control the pressure within the American Congress for more protectionist legislation designed to keep foreign goods out.
【单选题】电气控制中熔断器FU的主要作用是?( )
A.
控制行程
B.
控制速度
C.
短路保护
D.
弱磁保护
【单选题】Which of the following best describes the thermodynamic effect on the pressure and volume relationship with regards to saturated gases?
A.
As pressure decreases, volume increases
B.
As volume increases, pressure increases
C.
As volume decreases, pressure decreases
D.
AS pressure increases, volume increases
【单选题】已知 AB 直线的仰角α 、 倾斜距离为 S,则 =( )。
A.
-S·sinα
B.
S·sinα
C.
-S·tanα
D.
S·tanα
【单选题】2电路中熔断器FU的作用是( ) 。
A.
控制行程
B.
控制速度
C.
短路保护
D.
弱磁保护
【单选题】The manager_______bowed to the workers working on the projects under the pressure from the public and the government. [     ]
A.
faithfully
B.
evidently
C.
eventually
D.
conventionally
【单选题】已知AB直线的仰角α、倾斜距离为S,则 =( )。
A.
-s*sina
B.
s*sina
C.
-s*tana
D.
s*tana
【单选题】已知AB直线的仰角α、倾斜距离为S,则hAB=( )
A.
-S·sinα
B.
S·sinα
C.
-S·tanα
D.
S·tanα
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