A new water boiler was installed in our building last week, which could provide hot water to the students.

admin2010-01-13  49

问题 A new water boiler was installed in our building last week, which could provide hot water to the students.

选项 A、inspected carefully
B、placed in service
C、undertaken with care
D、undone casually

答案B

解析 inspect carefully仔细调查:be placed in service安装投入使用;undertake with care谨慎行事;undo casually随意地解开。因为installed意为“安装”,故选B项。
转载请注明原文地址:https://jikaoti.com/ti/w3gjFFFM
0

随机试题
最新回复(0)