1.If you ________ (not / be) late, we ________ (not / miss) the bus.

Ответ:

1. If you had not been late, we would not have missed the bus.

Перевод:

Если бы ты не опоздал, мы бы не пропустили автобус.

Проверка за 10 секунд: В первой части используем Past Perfect (had been), во второй - would have + Past Participle (missed).

Читерский прием: Запомни структуру Third Conditional: If + Past Perfect, would have + Past Participle.