the old man's son for more than two weeks and he hasn't heard from him since then.

the old man's son for more than two weeks and he hasn't heard from him since then.
填 has been away 但是has been away 不是已经回来了么?
has gone away 才是去了没回来?
英语人气:102 ℃时间:2019-10-14 04:47:16
优质解答
go 是非持续动词,hasn't gone to school 否定着使用可以,肯定用就不恰当
所以be 是持续动词 可以has been away
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