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【判断题】
分度值越大,测计量器具的灵敏度越高。
A.
正确
B.
错误
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举一反三
【简答题】The statement int * p = new int [10]; creates a dynamic array. Which of the following is used to destroy it?A. delete p; B. delete p[]; C. delete[] p; D. free(p);
【简答题】如果复数(m 2 +i)(1+mi)是实数,则实数m=(    )。
【单选题】Statements int * p = & k; Pointer p is defined, and the statement sequence equivalent to this statement is ( ).
A.
int *p;  p=&k ;
B.
int *p; p=k;
C.
int *p;  *p=&k;
D.
int *p; *p=k ;
【简答题】如果 2 1-i =1+mi(m∈R,i表示虚数单位),那么m=______.
【简答题】求比值:五896m:1.7m=______.
【单选题】— _______ are you? — I'm 1.7 metres tall. [     ]
A.
What tall
B.
How tall
C.
How old
D.
How
【单选题】— How tall are you? — I'm 1.7 ____ tall. [     ]
A.
metre
B.
metres
C.
years
【单选题】单项选择。 — _______ are you? — I'm 1.7 metres tall. [     ]
A.
What tall
B.
How tall
C.
How old
D.
How
【简答题】如果 -(m 2 -3m)i≥-1,求自然数m、n的值。
【单选题】—I'm 1.7 metres tall. —__________,we are the same. [     ]
A.
Me too
B.
I too
C.
You too
D.
I am