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【单选题】
若执行以下从键盘上输入9，则输出结果是（ ）#include A.
解析错误
B.
语句if(n++<10) printf(“%d\n”,n);执行时，先计算表达式“ n++<10”，由于n的值是9，故表达式 “ n++<10”值为真，此时n自加为10，故 printf(“%d\n”,n);语句输出10。
C.
解析错误
D.
解析错误
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【单选题】听力原文：M: I'm afraid I've got to be going now. I have to get up very early tomorrow morning. You know I will see my grandmother off at six a. m. at the airport. W: I won't keep you then. It was nice of ...
A.
He will drive his grandmother to the airport.
B.
He will meet his grandmother at the airport.
C.
He will send his grandmother to a wedding party.
D.
He will take his grandmother to the hospital.
【单选题】直线l过原点(0,0),且不过第三象限,则l的倾斜角α的取值范围是( )
A.
O度≤α≤90度
【单选题】听力原文：M: I have such a bad ear infection that I won't be able to come to the final exam this afternoon. W: Only your instructor can tell you what to do in this situation. Q: What does the woman mean? (...
A.
The man shouldn't attend the exam.
B.
The man should ask his instructor's opinion.
C.
Only a doctor can tell him what to do.
D.
The instructor won't watch the students in the exam.
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【单选题】直线l过原点(0,0),且不过第三象限,则l的倾斜角α的取值范围是( )