Hi. I didn't see you at the party in the company yesterday evening 此题出自2015年江苏镇江市中考英语真题及答案,江苏镇江市2015年初中毕业升学考试英语试卷 ---Hi. I didn't see you at the party in the company yesterday evening. ---Oh, all my family____my son's birthday at home. A. celebrated B. have celebrated C. was celebrating D. were celebrating