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【简答题】
请问什么是矢量图,什么是位图,它们的区别在哪?
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举一反三
【单选题】With subheadings the organization of the text is made very clear. Please match the main idea with corresponding parts:Part Four Paras. 22-23 _____________4_____________(Main Ideas)
A.
Einstein’s discoveries were attributable to his imagination, questioning, disregard for authority, powers of concentration, and interest in science.
B.
Einstein was not a space alien
C.
A young husband and father, Albert Einstein had to work hard to support his family
D.
Einstein made astonishing achievements in physics and thus revolutionized the field
【单选题】—Does it make any when to start? —Yes, It matters a great deal.
A.
money
B.
sense
C.
difference
D.
progress
【简答题】With subheadings the organizaiton of the text is made very clear. Now match the subheadings (1-3) to the main ideas (A-C) and structure an outline of the text from paragraph 3 to paragraph 12.
【单选题】After a false start, countless changes of plan and great local opposition,______.
A.
Congel' s confidence finally broke down
B.
Congel decided to modify the plan
C.
Congel starts again without losing his confidence
D.
Congel consulted Congress for suggestions ______.
【单选题】红砖的黑度为0.93,若温度为300℃,则红砖的发射能力最接近于()
A.
6109W/m2
B.
5681 W/m2
C.
916 W/m2
D.
1000 W/m2
【单选题】下图示电路中 , , 。试求从端子 看进去的等效电感L eq =( )H。
A.
a
B.
b
C.
c
D.
d
【单选题】The construction of Xi' an Metro line 3 will start in 2011,______ is of great value to the whole citizens. [     ]
A.
where
B.
what
C.
which
D.
whose
【简答题】红砖的黑度为0.93,若温度为300℃,则红砖的发射能力最接近于_______W/【图片】。(保留整数)
【单选题】They are _____ a great start. [     ]
A.
to off
B.
off to
C.
away to
D.
out to
【判断题】京剧属于相声当中唱的部分,因此,在相声表演的过程中,也可以有唱念坐打。()
A.
正确
B.
错误
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