Question

1. No one could leave the stadium until 2.30

-> it was not until.......................

2. she was't allowed to open her presents until her birthday

-> it was not until.........................

3. the work on the new bridge wasn't completed until the end of 2004

-> it was not until.....................

Answer 1

bạn cứ theo cấu trúc sau:

it was not until + time phrase/time clause + that + S + Ved + O

1, it was not until 2.30 that no one left the stadium

2, it was not until her birthday that she allowed to open her presents

3, it was not until the end of 2004 that the work on the new bridge complete

Answer 2

completed nah bạn mình đánh thiếu chữ "d"