题目

改错题 ——how long have you bought this bike ——for two weeks
1.the garden needs being watered
2.the children were taken good care

提问时间：2020-08-07

答案

how long have you 【kept】 this bike ——for two weeks要用持续动词
1.the garden needs 【watering】 need doing =need to be done 表示被动
2.the children were taken good care 【of】介词不能省略