题目

 __________ tomorrow, he would get there by Friday. A. Were he to leave    B. If he had left            C. Did he to leave       D. Had he left 答案：A4．一件衬衣的进价为108元，标价为132元，为了促销，商家欲打折销售，若商家想获利10%，请你帮助商场经理计算一下该衬衣应该打几折销售．