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【单选题】
古人所说的“有之蟲”指的是A.
鸟类
B.
兽类
C.
毛毛虫
D.
人
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举一反三
【单选题】听力原文： My daughter and I had been searching for the origins of my grandfather, Alfred Denny, for several years. We had nothing definite except that he married Minerva Ann Hamilton in Michigan in 1860. ...
A.
In Washington in 1885.
B.
In Washington in 1860.
C.
In Michigan in 1885.
D.
In Michigan in 1860.
【单选题】---My little daughter is coughing worse than ever. ---She ______ to the hospital yesterday.
A.
had to be taken
B.
should have taken
C.
must have been taken
D.
ought to have been taken
【单选题】—What did the doctor say? —He asked how long _________.
A.
has my daughter caught a cold
B.
had my daughter caught a cold
C.
my daughter had caught a cold
D.
my daughter had had a cold
【简答题】算法设计 1 )问题:有 n 个物品,第 i 个物品价值为 vi ,重量为 wi ,其中 vi 和 wi 均为非负数,背包的容量为 W , W 为非负数。现需要考虑如何选择装入背包的物品,使装入背包的物品总价值最大。 1) 一个序列有 N 个数: A[1],A[2], ... ,A[N] ,求出最长上升子序列的长度( LIS : longest increasing subsequence) 。例...
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