Look! Kim is drawing ________ her pencil.[ ]
A. in
B. with
C. on
D. of
答案:B
※ [21~22]. ( 3 )
A.
B.
C.
D.
设变量已正确定义,则以下能正确计算f=n!的程序段是______。(A) f=0; for(i=1;i<=n;i++)f*=i;(B) f=1; for(i=1;i<span>(C) f=1; for(i=n;i>1;i++)f*=i;(D) f=1; for(i=n;i>=2;i--)f*=i;