【判断题】【消耗次数：1】
I appreciated to have sent to the United States to study five years ago.
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正确
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错误
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相关题目
【单选题】
I liked to play games years ago. [填空].
①
So he was
②
So was he
③
So did he
④
So he did
【单选题】
The factory is said ____ in a fire two years ago.
①
to have destroyed
②
to be destroyed
③
to destroy
④
to have been destroyed
【单选题】
But for the party, the old man______of hunger fifteen years ago.
①
must die
②
must have died
③
would die
④
would have died
【单选题】
The United States______ many other industrialized countries,______ major changes over the past 100 years.
①
as well as; has experienced
②
as well as; experienced
③
together with;experienced
④
together with; have experienced
【单选题】
But for the immediate help from his neibour, the old man______of hunger fifteen years ago.
①
must die
②
must have died
③
would die
④
would have died
【单选题】
Nobody can remember details about the fire. It _______at least six years ago.
①
took place
②
takes place
③
taking place
随机题目
【单选题】
非空的单向循环链表的尾结点满足（ ）（设头指针为head，指针p指向尾结点）。
①
A．p-next==NULL
②
B．p==NULL
③
C．p-next==head
④
D．p==head
【单选题】
字符串a1=〝BEIJING〞, a2 =〝BEF〞 , a3= 〝BEFANG〞, a4=“BEFI〞最小的是（ ）.
①
A. a1
②
B. a2
③
C. a3
④
D. a4
【单选题】
一组记录的关键字序列为（37，70，47，29，31，85），利用快速排序，以第一个关键字为分割元素，经过一次划分后结果为（ ）。
①
A．31，29，37，47，77，85
②
B．29，31，37，47，70，85
③
C．31，29，37，70，47，85
④
D．31，29，37，85，47，70
【单选题】
在解决计算机主机与打印机之间速度不匹配问题时通常设置一个打印数据缓冲区，主机将要输出的数据依次写入缓冲区中，而打印机则从缓冲区中取出数据打印，该缓冲区应该是一个（ ）结构。
①
A．堆栈
②
B．队列
③
C．数组
④
D．线性表
【判断题】
设有一个20阶的对称矩阵A，采用压缩存储方式，将其下三角部分以行序为主序存储到一维数组中（矩阵A的第一个元素为a11，数组b的下标从1开始），则矩阵元素a8,5在一维数组b中的下标是40。
①
正确
②
错误