()字节为SDH网管提供了强大的数据通信基础结构。
参考答案:数据通信通路(DCC)
软件规格说明:文件名的第一个字符必须是A或B,第二个字符必须是数字。满足则修改文件。若第一个字符不为A或B,打印错误信息X12,若第二个字符不为数字,则打印错误信息X13。1.根据软件规格说明的描述,画出因果图。
短文改错
I've really got to do something to lose weight because
I'm getting much too fat. I wasn't worried about it until I go
1._________
to see the doctor. He told me that I'd probably had a heart
2._________
attack while I started eating less. When you're on a diet you
3._________
have to stop eat too much even though you are always hungry.
4._________
They may be very hard to do and you certainly need a lot
5._________
of will-power to succeed. So I will stay on a health farm for a
6._________
month I won't be able to eat much and so I'li have to stick
7._________
to my diet. I'll also do plenty of exercise, which won't give
8._________
me any harm too. Both the diet and the exercise will
9._________
help me to lose weight and feel more better.
10._________