The heating system of this building is much more cost-effective than that of ...

admin2020-12-24 55

问题 The heating system of this building is much more cost-effective than that of the previous system _______ we used last year.

选项 (A)in where (B)where (C)in which (D)which

答案D

解析

转载请注明原文地址:https://ti.zuoweng.com/ti/qAG8KKKQ

相关试题推荐

随机试题

根据下列内容，回答191-195题。 Buildingahousecostsquitealotofmoney.Supposeyou...