¸ßÖбÏÒµ°àÓ¢Ó︴ϰǿ»¯ÑµÁ·Ìâ1
 
µÚÒ»½Ú£ºµ¥ÏîÌî¿Õ£¨¹²15СÌ⣬ÿСÌâ1·Ö£¬Âú·Ö15·Ö£©
´ÓA¡¢B¡¢C¡¢DËĸöÑ¡ÏîÖУ¬Ñ¡³ö¿ÉÒÔÌîÈë¿Õ°×´¦µÄ×î¼ÑÑ¡Ïî¡£
21. --- Let’s discuss the question raised last night, shall we?
    --- There is no hurry for that. I        for a conference.
	A. headed	B. was heading	C. am heading	D. have headed

 ÈÕÓï
 º«Óï
 ·¨Óï
 µÂÓï
 Î÷°àÑÀÓï
 Òâ´óÀûÓï
 °¢À²®Óï
 ÆÏÌÑÑÀÓï
 Ô½ÄÏÓï
 ¶íÓï
 ·ÒÀ¼Óï
 Ì©Óï


