已知有一单链表,结点node的声明如下。现在有一指针p指向单链表中的某个结点,如果要使得指针p指向下一个结点,应该执行语句( )。struct node{ int data; int *next;};
A. p->next = p->next;
B. p->next = p;
C. p = p;
D. p = p->next;
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"Water" is a _______.
A. Countable Noun
B. Non-Countable Noun
"Pollution" is a _______.
A. Countable Noun
B. Non-Countable Noun
"Bicycle" is a ______.
A. Countable Noun
B. Non-Countable Noun
Which one of the following sentences is correct?
A. There is too much pollution these days.
B. There are too many pollution these days.