ÍâÑаæ¸ßÖÐÓ¢Óï±ØÐÞ1µÚÒ»µ¥Ôª¸´Ï°»ù´¡¹ý¹Ø½×¶Î²âÊÔ¾í¼°´ð°¸
¡¡¡¡µÚ¶þ²¿·Ö: Ó¢Óï֪ʶÔËÓà (¹²Á½½Ú)
¡¡¡¡µÚÒ»½Ú£ºµ¥ÏîÌî¿Õ£¨¹²20Ì⣬ÿÌâ1·Ö£¬¹²20·Ö£©
¡¡¡¡´ÓA¡¢B¡¢C¡¢DËĸöÑ¡ÏîÖУ¬Ñ¡³ö¿ÉÒÔÌîÈë¿Õ°×´¦µÄ×î¼ÑÑ¡Ï²¢ÔÚ´ðÌ⿨ÉϽ«¸ÃÏîÍ¿ºÚ¡£
¡¡¡¡21.It's seven thirty. I_________ go to school.
¡¡¡¡A. have got B. have got to
¡¡¡¡C. got to D. had got to