Yesterday once more 第4句文法如何解釋?

Yesterday once more 第4句文法如何解釋?

When they played, I'd sing along , 這句話正確嗎?

1) 其中 I 'd = would /should / could ?

2) 為何不像1-2 句用過去完成? 或用過去假設 ?

When I was young
I'd listened to the radio
Waitin' for my favorite songs
When they played I'd sing along
It made me smile
2 個解答 2