——Tommy is planning to buy a car.
——I know. By next month, he_______enough for a used one.
A. saves B .saved C.will save D. will have saved
——Tommy is planning to buy a car.
——I know. By next month, he_______enough for a used one.
A. saves B .saved C.will save D. will have saved
D
考查动词的时态。句意为“——Tommy将计划买车。——我知道，到下个月为止，他积攒的钱足够买一辆旧车了。”by next month是将来完成时的标志，全句表示在将来next month之前完成“积攒足够钱”的动作，对将来的时间next month产生影响，能买一辆旧车。故选D。