有以下程序： main() { int i=10,j=1； printf("%d，%d\n",i--,++j)； } 执行后的输出结果是 ______。

A．9,2

B．l0,2

C．9,1

D．10,1

按要求,改写下列句子。

1. Maria has got a brother.  (改为一般疑问句,并作肯定回答)

_______ Maria _______ a brother?  

Yes, she ______.

2. I have got an aunt.  (改为否定句)

I ______ ______ an aunt.

3. Linda and her sister have got a big room. (改为一般疑问句,并作否定回答)

_______Linda and her sister ______ a big room?

No, they ______.

4. There is a pen on my desk. (对画线部分提问)

  ______ _______ pens are there on your desk?

5. Have you got a brother or a sister? (根据自己的实际回答)

  ________________________.