Marriage should be made by mutual consent.
                    举一反三
- He made the decision without my _______ knowledge or consent.
 - 15. Thanks to their mutual trust, their marriage didn’t suffer hardships.
 - Acceptance is a statement made by or other conduct of the offerees indicating ______ consent to an ______ .
 - What should a happy marriage be?
 - You should express hopes of mutual beneficial cooperation.
 
