over the past year一定用现在完成时吗?以前讲现在完成时时,老师说有over the past year就用现在完成时但是现在课本上有这样一句话：He was charged with breaking into several computer systems over the last year.为什么前面是“He was”而不是“He had been”或“He has been”?（句中所说的he已被谋杀）
问题描述：
over the past year一定用现在完成时吗?
以前讲现在完成时时,老师说有over the past year就用现在完成时
但是现在课本上有这样一句话：
He was charged with breaking into several computer systems over the last year.
为什么前面是“He was”而不是“He had been”或“He has been”?（句中所说的he已被谋杀）
答
1. 你老师的说法有误,当然也有可能是你抄错或记错了.应该是“in/during/over the past/last + 一段时间”做句子的时间状语时,句子必须使用现在完成时.其中in/during强调期间发生的动作或持续的状态,而over更强调那段...