the first time时态,有have to吗This is not the first time we've had to wait for her.the first time,以前一直见到的是过去式.the first time I saw her.是不是根据语态,什么时态都能用?had to,不得不,我学英语十几年,英文虽然不太好,但没见过have to,曾记得我某个老师说没有have to.到底有没有have to
问题描述：
the first time时态,有have to吗
This is not the first time we've had to wait for her.
the first time,以前一直见到的是过去式.the first time I saw her.是不是根据语态,什么时态都能用?
had to,不得不,我学英语十几年,英文虽然不太好,但没见过have to,曾记得我某个老师说没有have to.到底有没有have to
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