ĐÚNG ĐỦ = HAY NHẤT + 1 TYM + VOTE 5 SAO CẢM ƠN NHIỀU Ạ ! 1/ If anyone didn’t come, we would phone you at once. → Unless 2/ They were very angry because their friends didn’t come on time.→ If

$1/$ If anyone didn’t come, we would phone you at once.

$→ $ Unless anyone came, we would phone you at once

$-$ Ta có: Unless= If...not

$-$ Ta có cấu trúc câu điều kiện loại 2:

$→$ S+ V-ed/ V2/ S+ was/ were+ adj, S+ would, could,...+ V-inf

$2/$ They were very angry because their friends didn’t come on time.

$→$ If their friends had come on time, they wouldn't have been very angry 

$DHNB:$ Were- Didn't come

$→$ Cấu trúc câu điều kiện loại 3:

$⇒$ S+ had+ V-ed/ PII, S+ would, could,...+ V-inf

$#Jade$