<p>is this generally correct: (please add any other trigger words for tense thanx)</p>
<p>since…present perfect</p>
<p>before…past perfect</p>
<p>Date (1980)…simple past</p>
<p>For (i.e. decades, two years, etc.)…present perfect</p>
<p>by the time (i.e. they arrived)…past perfect</p>
<p>iffy about </p>
<p>until…past perfect</p>
<p>I’m trying to make a list for shortcuts to save time on the writing section. :)</p>