the calm before the storm

Значение

a quiet period just before trouble or great activity

Спокойный период перед неприятностями или бурной деятельностью.

Примеры

1. 1The office is quiet this morning, but it's the calm before the storm: the auditors arrive at noon.
2. 2The first week of the school holidays was the calm before the storm; then all four cousins came to stay.
3. 3Enjoy the empty shop while you can — it's the calm before the storm, and the sale starts at nine.
4. 4Everyone slept well the night before the big move, but it was only the calm before the storm.
5. 5Dad went very still when he opened the phone bill — the calm before the storm, we all knew.

Грамматика

Обычно после be или feel like. the стоит перед обоими существительными; calm здесь существительное.