µÚÒ»½Ú£ºµ¥ÏîÌî¿Õ£¨¹²15СÌ⣻ÿСÌâ1·Ö£¬Âú·Ö15·Ö£©
´ÓA¡¢B¡¢C¡¢DËĸöÑ¡ÏîÖУ¬Ñ¡³ö¿ÉÒÔÌîÈë¿Õ°×´¦µÄ×î¼ÑÑ¡Ïî¡£
21. The revolutionaries sacrificed themselves _______ our country during the past years.
A. at B. in C. of D. for
22. I’m considering _______ a washing machine, which is considered _______ a great help to my wife.
´ÓA¡¢B¡¢C¡¢DËĸöÑ¡ÏîÖУ¬Ñ¡³ö¿ÉÒÔÌîÈë¿Õ°×´¦µÄ×î¼ÑÑ¡Ïî¡£
21. The revolutionaries sacrificed themselves _______ our country during the past years.
A. at B. in C. of D. for
22. I’m considering _______ a washing machine, which is considered _______ a great help to my wife.