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【判断题】
望远镜物镜光心与十字丝交点的称为望远镜的视准轴。A.
正确
B.
错误
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举一反三
【单选题】n general, the best way for replacement of lamp is _____.
A.
after the point is reached at which the failures begin to increase rapidly
B.
before the point is reached at which the failures begin to increase rapidly
C.
before the point is reached at which the failures begin to increase slowly
D.
after the point is reached at which the failures begin to increase slowly
【单选题】Which of the following is the same as the underlined part in the example? The point is, many parents do this habitually.
A.
He was determined to prove this point .
B.
Of course everyone may do this, but that is not the point .
C.
At some point during the vocation, he wanted to go back home.
D.
This is only true up to a point .
【多选题】The ( ) and ( ) of a pair of ( X , Y ) coordinates determines the X and Y distances of a point from the origin and the quadrant in which the point is located.
A.
value
B.
point
C.
sign
D.
G90
【单选题】The point is that no medicine is ________ for children when they are infected with the hand-foot-mouth disease (HFMD). [ ]
A.
alternative
B.
absurd
C.
available
D.
harmony
【简答题】r____ a. 有关的,切题的
【单选题】Why does the professor say this:
A.
She doesn't think the point is very important.
B.
She is trying to finish the lecture on time.
C.
She thinks the idea will fit in better later on.
D.
She doesn't want the student to interrupt her.
【单选题】The point is that the new, the different, is almost by __________ scary.
A.
definition
B.
limitation
C.
declaration
D.
origin
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