1.×¼ÏßΪ µÄÅ×ÎïÏߵıê×¼·½³ÌΪ
£¨A£© £¨B£© £¨C£© £¨D£©
2.ÏÂÁÐÃüÌâΪÕæÃüÌâµÄÊÇ
£¨A£© £¨B£©
£¨C£© £¨D£©
3.ÏÂÁÐÑ¡ÏîÖÐÓëµã λÓÚÖ±Ïß µÄͬһ²àµÄÊÇ
£¨A£© £¨B£© £¨C£© £¨D£©
4.µÈ²îÊýÁÐ µÄÇ° ÏîºÍΪ £¬ÇÒ £¬Ôò¹«²î µÈÓÚ
£¨A£© £¨B£© £¨C£© £¨D£©
5.ÒÑÖª £¬ÔòÏÂÁв»µÈ¹ØϵÕýÈ·µÄ