¸ß¿¼Ó¢Óïд×÷¸ß¼¶±í´ï·½Ê½
Ò»¡¢¾ä×ӵijɷÖÓë¾ä×ӽṹ£º
£¨Ò»£©Ö÷ÓïÊǾä×ÓÖÐËùҪ˵µÄÈË»òÊÂÎÊǾä×ÓµÄÖ÷Òª³É·Ö£¬²»¿ÉȱÉÙ¡£
1)The 2008 Olympic Games will be held in Beijing. (Ãû´Ê×÷Ö÷Óï)
2)He sent me an E-mail last Friday. (´ú´Ê×÷Ö÷Óï)
3)It is a rule for my mother to go shopping on Sundays. (²»¶¨Ê½¶ÌÓï×÷Ö÷Óï)