have to 的时态疑问( Have you ever had to ) take a taxi home in the past? 这是现在完成时的时态吗?如果变为过去式提问是( Did you ever have to)?Doesn't/don't need to 等于 needn't

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haveto的时态疑问(Haveyoueverhadto)takeataxihomeinthepast?这是现在完成时的时态吗?如果变为过去式提问是(Didyoueverhaveto)?Doesn&#

have to 的时态疑问( Have you ever had to ) take a taxi home in the past? 这是现在完成时的时态吗?如果变为过去式提问是( Did you ever have to)?Doesn't/don't need to 等于 needn't
have to 的时态疑问
( Have you ever had to ) take a taxi home in the past? 
这是现在完成时的时态吗?
如果变为过去式提问是( Did you ever have to)?
Doesn't/don't  need to 等于 needn't

have to 的时态疑问( Have you ever had to ) take a taxi home in the past? 这是现在完成时的时态吗?如果变为过去式提问是( Did you ever have to)?Doesn't/don't need to 等于 needn't
是的
是的
等于但needn‘t to的to要去掉