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【判断题】
中心架固定在大滑板上。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】If A[1,2,3],B=[7,4,9;7,1,3],so max(A)*B=(_);
【简答题】If A=[7,4,9],B=[4,1,5],let C=[A.*B],so C=(_);
【简答题】I often walk from work to the Embarcadero BART station, where I catch a train back to the East Bay. Several times, I saw a gentleman who I presumed was homeless. He had a lot of his possessions tied d...
【单选题】设L是由圆周x 2 +y 2 =a 2 ，直线x=y，及x轴在第一象限中所围成的图形的边界，则 的值是：（）
A.
2（e a -1）
B.
（πa／4）e a
C.
2（e a -1）+（πa／4）e a
D.
（1／2）（e a -1）+πae a
【简答题】However, often, I would return to work later in the week to find the decisions that we had initially agreed upon were moot, and the manager was moving forward
【单选题】当 a=1,b=3,c=5,d=4时,执行下面程序段后e的值是( ) if(a
A.
1
B.
2
C.
5
D.
7
【简答题】If A=[1,4,6],B=[7,4,9],so min(A)*B=(_);
【单选题】索尼Cyber-shot超薄数码照相机的替代品是( )。
A.
佳能IXUS 220超薄数码照相机
B.
iphone 手机(含照相功能)
C.
海信LED 电视机
D.
爱国者摄像头
【单选题】I often had to work for over twenty hours at a stretch. 上面这个句子中划线部分的短语翻译成哪个意思更合适呢?
A.
一口气，不停歇
B.
伸一次腿或者胳膊
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