We have been doing it for years.
我們多年來(lái)一直在做這個(gè)。
Many have been doing so.
許多新興市場(chǎng)國(guó)家也就是這么做的。
We can do what we have been doing.
我們也可以一如既往，舊調(diào)重彈。
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havebeendoing是什么時(shí)態(tài)用法
回答
瑞文問(wèn)答
2021-08-19
have been doing是現(xiàn)在完成進(jìn)行時(shí)。
例句：
The car must have been doing at least 100 miles an hour.
這車(chē)速肯定每小時(shí)至少100英里。
I have been doing some historical research.
我一直在進(jìn)行史學(xué)研究。
例句：
The car must have been doing at least 100 miles an hour.
這車(chē)速肯定每小時(shí)至少100英里。
I have been doing some historical research.
我一直在進(jìn)行史學(xué)研究。
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