Is the following research topic effective? “Why is nuclear power a more promising energy source than solar power?”()
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在一个单链表中,已知q所指结点是p所指结点的直接前驱,若在q和p之间插入s所指结点,则执行 操作()
A. s->next=p->next ; p->next=s;
B. q->next=s ; s->next=p;
C. p->next=s->next ; s->next=p;
D. p->next=s ; s->next=q;
Is the following research topic effective? “How safe is nuclear power?”()
当异常发生时,寄存器()用于保存CPSR的当前值,从异常退出时则可由它来恢复CPSR
A. SPSR
B. R13
C. R14
D. R15
Is the following research topic effective? ” Is nuclear power a promising energy source?”()