A was built
B built
C was set up
D had been built
I was driving to work yesterday, and it () as if smoke () out of the exhaust pipe.A.looks … cameB.looked … was comingC.is looking … cameD.looks … is looking
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16．A．soundB．soundsC．lookD．looks
14．A．watchB．watchesC．looks
已知last指向单向简单链表的尾结点，将s所指结点加在表尾，不正确的操作是____。A．last-＞next=s,last=s,last-＞next=NULL;B．last-＞next=s,s-＞next=NULL,last=s;C．s-＞next=NULL, last-＞next=s, s=last;D．s-＞next=NULL, last-＞next=s,last=s;
7、已知last指向单向简单链表的尾结点，将s所指结点加在表尾，正确的操作是____。A．s-＞next=s,last=s,last-＞next=NULL;B．last-＞next=s,s-＞next=NULL,last=s;C．s-＞next=NULL, last-＞next=s, s=last;D．s-＞next=last, last-＞next=NULL,last=s;
数组q[M]存储一个循环队，first和last分别是首尾指针，如果使元素x进队操作的语句为“q[last]=x,last=（last+1)%m;”那么判断队满的条件是_____。A．last= =firstB．last= =M-1C．(last+1)%m= =firstD．last+1= =first
已知last指向单向简单链表的尾结点，将s所指结点插入在表尾，正确的操作是____。A．s-＞next=s,last=s,last-＞next=NULL;B．last-＞next=s,s-＞next=NULL,last=s;C．s-＞next=NULL, last-＞next=s, s=last;D．s-＞next=last, last-＞next=NULL,last=s;
