问题 单项选择题

S9300直流供电时,PWR1与PWR3是什么关系:()

A.负载分担

B.主备

C.分区供电

D.没有关系

答案

参考答案:B

多项选择题
写作题
书面表达。
假设你将代表2009届初三毕业生在毕业典礼上发言,请你用英语写一篇发言稿。要点如下:
回顾校园很美丽;每学期有丰富多彩的活动,例如,去年地震过后,学校组织了捐款活动;老师教学生动有趣;三年来学到很多,进步大。
感谢老师的培养,父母的支持,同学的帮助
祝愿我希望……
1. 发言稿须包括所有内容要点,要求语句通顺、意思连贯;
2. 最后一个要点适当发挥1~2句;
3. 词数80个左右,发言稿的开头和结尾均已给出,不计入总词数。 
     Good afternoon, everyone! It is a great honour for me to make a speech on behalf of the graduating
class of 2009. 
                                                                                                                                                     
                                                                                                                                                     
                                                                                                                                                     
Thank you!