I can't quite remember when it was that you started doing th

I can't quite remember when it was that you started doing th I can't remember __ you stared doing the work A.that it was Ican’t remember when I started collecting litter .But it was I can't remember when I started collecting litter I can't remember__________ you started doing the work. it was shown in china quite a while back i still remember th 翻译文章 I can’t remember when I started collecting litter. But When i was quite young,i discovered that somewhere inside th it was when i heard the news that i.还是it was when I heard th 有一个强调句是这样的：I can't remember what it was that made the teathe I was doing some shopping ______the earthquake started that What were you doing when it started raining