µÚÒ»½Ú Óï·¨Óë´Ê»ã֪ʶ£¨¹²15СÌ⣻ÿСÌâ1·Ö£¬Âú·Ö15·Ö£©
´Ó£Á¡¢£Â¡¢£Ã¡¢£ÄËĸöÑ¡ÏîÖУ¬Ñ¡³ö¿ÉÒÔÌîÈë¿Õ°×´¦µÄ×î¼ÑÑ¡Ï²¢ÔÚ´ðÌ⿨½«¸ÃÏîÍ¿ºÚ¡£
Àý£ºWe ____ last night, but we went to the concert instead.
A. must have studied B. might study C. should have studied D. would study
´ð°¸Êǣá£
´Ó£Á¡¢£Â¡¢£Ã¡¢£ÄËĸöÑ¡ÏîÖУ¬Ñ¡³ö¿ÉÒÔÌîÈë¿Õ°×´¦µÄ×î¼ÑÑ¡Ï²¢ÔÚ´ðÌ⿨½«¸ÃÏîÍ¿ºÚ¡£
Àý£ºWe ____ last night, but we went to the concert instead.
A. must have studied B. might study C. should have studied D. would study
´ð°¸Êǣá£