I___（am,was）a child seven years ago.

I___（am,was）a child seven years ago. I___（am,was）a child seven years ago.急 I was a child two years ago.划 a child I was a child two years ago.划two years ago I brought this watch when I was seven years ago.变成延续性动词（五种） a seven-years child 有类似的用法吗 There was a subway 50 years ago? She was a nurse three years ago A few years ago,there was lots a seven-years child与a seven-year child哪个对?大耳朵英语网说前面的对?为什么? Seven years ago,scott was 3 times as old as Kathy was at tha 英语翻译Just seven years ago,the Jarvik-7 artificial heart was b