TheRiverNile________floodlargeareas

发布时间：2020-07-11 09:01:24

The RiverNile ________ flood large areas, but now its water ________ produceelectricity.













A.used to; is used to












B.was used to; is used to











C.used to; uses to











D.was used to; is using to

网友回答

A解析used to do 意为过去常常做某事be used to do 为use的被动用法
以上问题属网友观点，不代表本站立场，仅供参考！