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In the Britain,sales of cigarettes（ have been reduced） quite a lot in the last ten years in Britai为什么用完成时?
题目详情
In the Britain,sales of cigarettes（ have been reduced） quite a lot in the last ten years in Britai
为什么用完成时?
为什么用完成时?
▼优质解答
答案和解析
in the last ten years in Britain指的是一段时间,通常情况下,有last加时间的都用完成时,也是完成时态的一种标志.
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