题目内容

________ what was going to happen, I would never have left her alone.

A. If I knew
B. Had I known
C. Were I knew
D. I had known

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I prefer to spend the weekend at home ________ go to the movies.

A. rather
B. rather than
C. better than
D. to

When you talk, you have to at least make yourself ________.

A. understand
B. to understand
C. understood
D. understanding

阅读下面的程序：def func():print(x)x=100func()执行上述语句后，输出的结果是（）。

A. 0
B. 100
C. 程序出现异常
D. 程序编译失败

下列有关函数的说法中，正确的是（）。

A. 函数的定义必须在程序的开头
B. 函数顶以后，其中的程序就可以自动执行
C. 函数顶以后需要调用才会执行
D. 函数体与关键字def必须左对齐