Just a few minutes every day you could have shining floors and furniture with this new c

问题补充：

Just a few minutes every day, you could have shining floors and furniture with this new cleaner.

A. but

B. and

C. or

D. so

答案：

A. but

(答案→)B. and

C. or

D. so

解析：考查连接词。句意“每天仅需几分钟，用这种清洁器，你可以把地板和家具变得很干净明亮。”两个分句表示并列关系，故用and。相当于if引导的条件状语从句。故选B。