has been是什么时态

hasbeendone是英语的时态之一,可是你知道hasbeendone是什么时态吗?

has been是什么时态 1

A peaceable settlement has been reached.

已经实现和解。

The gene for asthma has been identified.

哮喘病的基因已被识别。

Since 1977 otter hunting has been illegal.

捕猎水獭1977年以后就被列为非法了。

一键复制全文保存为WORD
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