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【单选题】
有以下程序：x=reshape(1:12,3,4);m=0;n=0;for k=1:4 if x(:,k)<=6 m=m+1; else n=n+1; endend则m和n的值分别是（ ）。A.
6，6
B.
2，1
C.
2，2
D.
1，2
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举一反三
【单选题】Watch Conversation 1 in "Inside view" and choose the best answer to the question. What does "CV" in the conversation mean in Chinese?
A.
电视
B.
汉语词汇
C.
履历
D.
角色声音
【简答题】根据所用基质的属性,可以将基质栽培再分为( )、( )、( )。
【单选题】Listen to the following dialogue, and then choose the best answer for the question. Q: What did the man mean?
A.
He hadn ' t been there.
B.
He didn ' t like it.
C.
He didn ' t care.
D.
He wasn ' t careful.
【单选题】Listen to the following dialogue, and then choose the best answer for the question. Q: What did the man mean?
A.
He wrote it last semester.
B.
He ' ll finish it in a few minutes.
C.
He isn ' t going to write it.
D.
He never does assignments early.
【简答题】通常根据网络范围和计算机之间的距离将计算机网络分为 、 和
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