Mark didn’t know how to swim until he was 8 years oid =>It was not until
Mark didn’t know how to swim until he was 8 years oid
=>It was not until
2 bình luận về “Mark didn’t know how to swim until he was 8 years oid =>It was not until”
Khi sử dụng it was not until ở thì quá khứ đơn sẽ chia: $\text{- It was not until… that S + V2/ed}$ giải: $\text{It was not until Mark was 8 that he knew how to swim.}$
$\text{- It was not until… that S + V2/ed}$
giải: $\text{It was not until Mark was 8 that he knew how to swim.}$