为什么用have而不是has?Johnhadbeenresoluteatthemeetingwhentheissuewasdiscussedbutwhenhehavesecondthoughtsaboutitafterthemeeting,hebackeddown.为什么用hehave而不是hehas?has是have的第三人称单数,he后面应

Question

为什么用have而不是has?
John had been resolute at the meeting when the issue was discussed but when he have second thoughts about it after the meeting,he backed down.
为什么用he have而不是he has?
has是have的第三人称单数,he后面应该是has才对啊?

Answer 1

主单三,动要变,见到does要还原.