题目内容

A.Return some books.B.Read Matthew's books.C.Go home.D.Leave class early.

A. Return some books.
B. Read Matthew's books.
C. Go home.
D. Leave class early.

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听力原文:W: Is your sister older than you?
M: No, she is 2 years younger. She is 18.
Q: How old is the man?
(4)

A. 16
B. 18
C. 22
D. 20

听力原文:W: Would you help me for a minute, please?
M: Of course. What do you want me to do?
W: Could you hold these packages while I look for the key to the door?
M: I'd be glad to. What's in these packages? They're extremely heavy.
W: Just the filings we need for the picnic tomorrow.
M: Well, hurry up and open the door. I told you these things were heavy.
W: I can't find the key. You must have it.
M: You are right, but how can I get the key while I'm holding all these packages?
(18)

A. The woman.
B. Neither of them.
C. Both of them.
D. The man.

下列程序段中,不是死循环的是_______。A.int i=100;B.unsigned k=0; while(1) do { { i=i%100+1;下列程序段中,不是死循环的是_______。

A. int i=100;
B. unsigned k=0; while(1) do { { i=i%100+1; ++k if(i>=100)break; } } while(k>=0);
C. for(;;);
D. int s=3379; while(s++%2+s%2)s++;

先有一个目标(目的),它与当前的状态之间存在着差异,人们认识到这个差异,就要想出某种办法或采取活动(手段)来缩小这个差异。这种解决问题的方法或策略是 【 】

A. 爬山法
B. 逆向工作法
C. 手段—目的分析法
D. 试误法

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