皮皮学,免费搜题
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【单选题】
( )格式是Photoshop软件的默认存储格式,它保存所有原始图像编辑信息,可以方便继续编辑图像,这个格式文件较大。
A.
JPEG
B.
GIF
C.
PNG
D.
PSD
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皮皮学刷刷变学霸
举一反三
【单选题】、 设有如下程序段: int i=0 , sum=1 ; do { sum+=i ; i++ ; } while ( i<6 ); printf ( "%d\n" , sum ); 上述程序段的输出结果是( )。
A.
11
B.
16
C.
22
D.
15
【单选题】—I have a nice book. —Oh, can you ________?
A.
give me to it          
B.
give me it       
C.
give it to me
【判断题】使用千分尺前,应做归零检验。
A.
正确
B.
错误
【简答题】水的硬度用pH值表示,一般要求pH值在__________之间。
【简答题】When you are ______ need of further quantities, please feel free to communicate ______ us.
【判断题】As a country in which guns are free to be sold and bought, the US has a roughly equal high suicide rate by means of shooting in every one of its 50 states. ( )
A.
正确
B.
错误
【单选题】用pH试纸测定食用白醋的酸碱度.如果先将pH试纸用蒸馏水润湿后,再把白醋滴在pH试纸上,则测得的pH(  )
A.
偏高
B.
偏低
C.
相同
D.
难于确定
【单选题】听力原文:W: The teacher Mr. Chen wants to talk with us about Jack's study. Are you free tomorrow? M: Urn... I'm busy myself in the business. I can't spare a little time. Who is going to meet Mr. Chen?
A.
The man.
B.
The woman.
C.
The man and the woman.
【简答题】按每小题后要求转换下面的句子;每空一词。 1. There are some free tickets for us to go to the theater. (改为一般疑问句) ________ there ________ free tickets for us to go to the theater? 2. Father said to me, 'Don't go out alone a...
【单选题】If you are free to walk through out city, please ________ us.
A.
drop in      
B.
drop in at      C. drop in on
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