By the time the guests come,I expect to ___all the food.A.have prepared B.prepare C..preparing D.prepared

by the time ,by then By the time by the time 用by the time造句! by the time怎么造句? by the time +现在式造句 by the time 的用法 by the time 等于什么? by the time to 谢 by the time什么意思 the time,show by the day on the time ,in the time ,at the time ,by the time on the time ,in the time ,at the time ,by the time as the time goes（went) by,with the time going byas the time goes by,with the time going by,as the time went by,用于什么时态? Cindy gues to the clothes store on (Sunday morning).(对括号内提问) by the time of和by the end of in time ,on time ,by the time 的区别, as the time goes by,with the time going by,as the time went by,用于什么时态?