英语求教---You must————what I have done for you before you leave
英语求教 ---You must————what I have done for you before you leave. ---Well,how much does it ——————?Is 100 dollars enough? A.pay for,cost B.pay,spend C.spend,pay for D.pay,cost
pay for ...是为.付款的意思.原句的意思是,你必须在走之前为我替你做的事付款. what引导宾语从句,在前面一句中做pay for的宾语,在后面一句中做done的宾语. how much does it cost?意思是它要多少钱?spend,pay for 后面一定要接宾语,cost不需要.