English

Hit the books

To study hard or diligently, often in preparation for exams or assignments.

Cost an arm and a leg

To be very expensive or costly.

Spill the beans

To reveal a secret or disclose information that was meant to be kept confidential.

To bite the bullet

To finally take an inicitiative to do something difficult or unpleasant.

Concurrently

At the same time

Postpone

Repousser (formal)

To put off

Repousser (informa)